diff --git a/lib/aigle.js b/lib/aigle.js
index 3b0bedde..ea7d5cca 100644
--- a/lib/aigle.js
+++ b/lib/aigle.js
@@ -157,7 +157,7 @@ class Aigle extends AigleCore {
    * });
    */
   cancel() {
-    if (this._execute === execute) {
+    if (this._execute === execute || this._resolved !== 0) {
       return;
     }
     const { _onCancelQueue } = this;
@@ -169,7 +169,11 @@ class Aigle extends AigleCore {
         array[i]();
       }
     }
-    this._reject(new CancellationError('late cancellation observer'));
+    this._resolved = 2;
+    this._value = new CancellationError('late cancellation observer');
+    if (this._parent) {
+      this._parent.cancel();
+    }
   }
 
   suppressUnhandledRejections() {
@@ -3639,6 +3643,9 @@ function executeWithCancel(executor) {
       if (executor === undefined) {
         return;
       }
+      if (value instanceof Aigle && value._resolved === 0) {
+        this._parent = value;
+      }
       executor = undefined;
       callReceiver(this, value);
     }, reason => {
@@ -3651,7 +3658,7 @@ function executeWithCancel(executor) {
       if (typeof handler !== 'function') {
         throw new TypeError('onCancel must be function');
       }
-      if (executor === undefined) {
+      if (this._resolved !== 0) {
         return;
       }
       if (this._onCancelQueue === undefined) {
diff --git a/package-lock.json b/package-lock.json
index 73b0c3f9..0f403bdd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -43,20 +43,35 @@
         }
       }
     },
+    "acorn-object-spread": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/acorn-object-spread/-/acorn-object-spread-1.0.0.tgz",
+      "integrity": "sha1-SOrQ9KjrFplaF6Dbn/xqyq2kumg=",
+      "dev": true,
+      "requires": {
+        "acorn": "3.3.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "3.3.0",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
+          "integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo=",
+          "dev": true
+        }
+      }
+    },
     "aigle-core": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/aigle-core/-/aigle-core-1.0.0.tgz",
       "integrity": "sha1-QGbg+aXGCZbYN37RlqIfoXtiUKs="
     },
     "ajv": {
-      "version": "5.2.3",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.2.3.tgz",
-      "integrity": "sha1-wG9Zh3jETGsWGrr+NGa4GtGBTtI=",
+      "version": "4.11.8",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-4.11.8.tgz",
+      "integrity": "sha1-gv+wKynmYq5TvcIK8VlHcGc5xTY=",
       "dev": true,
       "requires": {
         "co": "4.6.0",
-        "fast-deep-equal": "1.0.0",
-        "json-schema-traverse": "0.3.1",
         "json-stable-stringify": "1.0.1"
       },
       "dependencies": {
@@ -72,9 +87,9 @@
       }
     },
     "ajv-keywords": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-2.1.0.tgz",
-      "integrity": "sha1-opbhf3v658HOT34N5T0pyzIWLfA=",
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-1.5.1.tgz",
+      "integrity": "sha1-MU3QpLM2j609/NxU7eYXG4htrzw=",
       "dev": true
     },
     "align-text": {
@@ -104,9 +119,9 @@
       }
     },
     "ansi-escapes": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.0.0.tgz",
-      "integrity": "sha512-O/klc27mWNUigtv0F8NJWbLF00OcegQalkqKURWdosW08YZKi4m6CnSUSvIZG1otNJbTWhN01Hhz389DW7mvDQ==",
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-1.4.0.tgz",
+      "integrity": "sha1-06ioOzGapneTZisT52HHkRQiMG4=",
       "dev": true
     },
     "ansi-red": {
@@ -1012,6 +1027,30 @@
         "pako": "1.0.6"
       }
     },
+    "buble": {
+      "version": "0.16.0",
+      "resolved": "https://registry.npmjs.org/buble/-/buble-0.16.0.tgz",
+      "integrity": "sha512-Eb5vt1+IvXXPyYD1IIQIuaBwIuJOSWQ2kXzULlg5I83aLGF2qzcjRU2joYusnWFgAenvJ9xTOMvZvT0bb8BLbg==",
+      "dev": true,
+      "requires": {
+        "acorn": "3.3.0",
+        "acorn-jsx": "3.0.1",
+        "acorn-object-spread": "1.0.0",
+        "chalk": "1.1.3",
+        "magic-string": "0.14.0",
+        "minimist": "1.2.0",
+        "os-homedir": "1.0.2",
+        "vlq": "0.2.3"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "3.3.0",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
+          "integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo=",
+          "dev": true
+        }
+      }
+    },
     "buffer": {
       "version": "5.0.8",
       "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.0.8.tgz",
@@ -1175,12 +1214,12 @@
       "dev": true
     },
     "cli-cursor": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-2.1.0.tgz",
-      "integrity": "sha1-s12sN2R5+sw+lHR9QdDQ9SOP/LU=",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-1.0.2.tgz",
+      "integrity": "sha1-ZNo/fValRBLll5S9Ytw1KV6PKYc=",
       "dev": true,
       "requires": {
-        "restore-cursor": "2.0.0"
+        "restore-cursor": "1.0.1"
       }
     },
     "cli-width": {
@@ -1245,6 +1284,12 @@
       "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
       "dev": true
     },
+    "code-point-at": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
+      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
+      "dev": true
+    },
     "codecov": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/codecov/-/codecov-2.3.1.tgz",
@@ -1256,21 +1301,6 @@
         "urlgrey": "0.4.4"
       }
     },
-    "color-convert": {
-      "version": "1.9.0",
-      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.0.tgz",
-      "integrity": "sha1-Gsz5fdc5uYO/mU1W/sj5WFNkG3o=",
-      "dev": true,
-      "requires": {
-        "color-name": "1.1.3"
-      }
-    },
-    "color-name": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
-      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
-      "dev": true
-    },
     "combine-source-map": {
       "version": "0.7.2",
       "resolved": "https://registry.npmjs.org/combine-source-map/-/combine-source-map-0.7.2.tgz",
@@ -1417,29 +1447,6 @@
         "sha.js": "2.4.9"
       }
     },
-    "cross-spawn": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-5.1.0.tgz",
-      "integrity": "sha1-6L0O/uWPz/b4+UUQoKVUu/ojVEk=",
-      "dev": true,
-      "requires": {
-        "lru-cache": "4.1.1",
-        "shebang-command": "1.2.0",
-        "which": "1.2.14"
-      },
-      "dependencies": {
-        "lru-cache": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-4.1.1.tgz",
-          "integrity": "sha512-q4spe4KTfsAS1SUHLO0wz8Qiyf1+vMIAgpRYioFYDMNqKfHQbg+AVDH3i4fvpl71/P1L0dBl+fQi+P37UYf0ew==",
-          "dev": true,
-          "requires": {
-            "pseudomap": "1.0.2",
-            "yallist": "2.1.2"
-          }
-        }
-      }
-    },
     "cryptiles": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-2.0.5.tgz",
@@ -1476,6 +1483,15 @@
         "array-find-index": "1.0.2"
       }
     },
+    "d": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/d/-/d-1.0.0.tgz",
+      "integrity": "sha1-dUu1v+VUUdpppYuU1F9MWwRi1Y8=",
+      "dev": true,
+      "requires": {
+        "es5-ext": "0.10.35"
+      }
+    },
     "dashdash": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
@@ -1720,6 +1736,76 @@
         "is-arrayish": "0.2.1"
       }
     },
+    "es5-ext": {
+      "version": "0.10.35",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.35.tgz",
+      "integrity": "sha1-GO6FjOajxFx9eekcFfzKnsVoSU8=",
+      "dev": true,
+      "requires": {
+        "es6-iterator": "2.0.3",
+        "es6-symbol": "3.1.1"
+      }
+    },
+    "es6-iterator": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/es6-iterator/-/es6-iterator-2.0.3.tgz",
+      "integrity": "sha1-p96IkUGgWpSwhUQDstCg+/qY87c=",
+      "dev": true,
+      "requires": {
+        "d": "1.0.0",
+        "es5-ext": "0.10.35",
+        "es6-symbol": "3.1.1"
+      }
+    },
+    "es6-map": {
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/es6-map/-/es6-map-0.1.5.tgz",
+      "integrity": "sha1-kTbgUD3MBqMBaQ8LsU/042TpSfA=",
+      "dev": true,
+      "requires": {
+        "d": "1.0.0",
+        "es5-ext": "0.10.35",
+        "es6-iterator": "2.0.3",
+        "es6-set": "0.1.5",
+        "es6-symbol": "3.1.1",
+        "event-emitter": "0.3.5"
+      }
+    },
+    "es6-set": {
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/es6-set/-/es6-set-0.1.5.tgz",
+      "integrity": "sha1-0rPsXU2ADO2BjbU40ol02wpzzLE=",
+      "dev": true,
+      "requires": {
+        "d": "1.0.0",
+        "es5-ext": "0.10.35",
+        "es6-iterator": "2.0.3",
+        "es6-symbol": "3.1.1",
+        "event-emitter": "0.3.5"
+      }
+    },
+    "es6-symbol": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.1.tgz",
+      "integrity": "sha1-vwDvT9q2uhtG7Le2KbTH7VcVzHc=",
+      "dev": true,
+      "requires": {
+        "d": "1.0.0",
+        "es5-ext": "0.10.35"
+      }
+    },
+    "es6-weak-map": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/es6-weak-map/-/es6-weak-map-2.0.2.tgz",
+      "integrity": "sha1-XjqzIlH/0VOKH45f+hNXdy+S2W8=",
+      "dev": true,
+      "requires": {
+        "d": "1.0.0",
+        "es5-ext": "0.10.35",
+        "es6-iterator": "2.0.3",
+        "es6-symbol": "3.1.1"
+      }
+    },
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
@@ -1751,141 +1837,75 @@
         }
       }
     },
+    "escope": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/escope/-/escope-3.6.0.tgz",
+      "integrity": "sha1-4Bl16BJ4GhY6ba392AOY3GTIicM=",
+      "dev": true,
+      "requires": {
+        "es6-map": "0.1.5",
+        "es6-weak-map": "2.0.2",
+        "esrecurse": "4.2.0",
+        "estraverse": "4.2.0"
+      },
+      "dependencies": {
+        "estraverse": {
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.2.0.tgz",
+          "integrity": "sha1-De4/7TH81GlhjOc0IJn8GvoL2xM=",
+          "dev": true
+        }
+      }
+    },
     "eslint": {
-      "version": "4.9.0",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-4.9.0.tgz",
-      "integrity": "sha1-doedJ0BoJhsZH+Dy9Wx0wvQgjos=",
+      "version": "3.19.0",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-3.19.0.tgz",
+      "integrity": "sha1-yPxiAcf0DdCJQbh8CFdnOGpnmsw=",
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-        "ajv": "5.2.3",
         "babel-code-frame": "6.22.0",
-        "chalk": "2.2.0",
-        "concat-stream": "1.6.0",
-        "cross-spawn": "5.1.0",
-        "debug": "3.1.0",
+        "chalk": "1.1.3",
+        "concat-stream": "1.5.2",
+        "debug": "2.6.8",
         "doctrine": "2.0.0",
-        "eslint-scope": "3.7.1",
+        "escope": "3.6.0",
         "espree": "3.5.1",
         "esquery": "1.0.0",
         "estraverse": "4.2.0",
         "esutils": "2.0.2",
         "file-entry-cache": "2.0.0",
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         "glob": "7.1.2",
         "globals": "9.17.0",
         "ignore": "3.3.5",
         "imurmurhash": "0.1.4",
-        "inquirer": "3.3.0",
+        "inquirer": "0.12.0",
+        "is-my-json-valid": "2.16.1",
         "is-resolvable": "1.0.0",
-        "js-yaml": "3.10.0",
+        "js-yaml": "3.8.4",
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         "levn": "0.3.0",
         "lodash": "4.17.4",
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         "optionator": "0.8.2",
         "path-is-inside": "1.0.2",
-        "pluralize": "7.0.0",
-        "progress": "2.0.0",
+        "pluralize": "1.2.1",
+        "progress": "1.1.8",
         "require-uncached": "1.0.3",
-        "semver": "5.4.1",
-        "strip-ansi": "4.0.0",
+        "shelljs": "0.7.8",
+        "strip-bom": "3.0.0",
         "strip-json-comments": "2.0.1",
-        "table": "4.0.2",
-        "text-table": "0.2.0"
+        "table": "3.8.3",
+        "text-table": "0.2.0",
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           "integrity": "sha1-De4/7TH81GlhjOc0IJn8GvoL2xM=",
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@@ -1895,46 +1915,37 @@
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-          "integrity": "sha512-WfG/X9+oATh81XtllIo/I8gOiY9EXRdv1cQdyykeXK17YcUW3EXUAi2To4pcH6nZtJPr7ZOpM5OMyWJZm+8Rsg==",
+        "strip-bom": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
+          "integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM=",
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         },
-        "strip-ansi": {
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+    "shelljs": {
+      "version": "0.7.8",
+      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.7.8.tgz",
+      "integrity": "sha1-3svPh0sNHl+3LhSxZKloMEjprLM=",
+      "dev": true,
+      "requires": {
+        "glob": "7.1.2",
+        "interpret": "1.0.3",
+        "rechoir": "0.6.2"
+      }
+    },
     "sigmund": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/sigmund/-/sigmund-1.0.1.tgz",
@@ -6395,13 +6318,10 @@
       "dev": true
     },
     "slice-ansi": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/slice-ansi/-/slice-ansi-1.0.0.tgz",
-      "integrity": "sha512-POqxBK6Lb3q6s047D/XsDVNPnF9Dl8JSaqe9h9lURl0OdNqy/ujDrOiIHtsqXMGbWWTIomRzAMaTyawAU//Reg==",
-      "dev": true,
-      "requires": {
-        "is-fullwidth-code-point": "2.0.0"
-      }
+      "version": "0.0.4",
+      "resolved": "https://registry.npmjs.org/slice-ansi/-/slice-ansi-0.0.4.tgz",
+      "integrity": "sha1-7b+JA/ZvfOL46v1s7tZeJkyDGzU=",
+      "dev": true
     },
     "sntp": {
       "version": "1.0.9",
@@ -6534,30 +6454,14 @@
       }
     },
     "string-width": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
-      "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+      "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
       "dev": true,
       "requires": {
-        "is-fullwidth-code-point": "2.0.0",
-        "strip-ansi": "4.0.0"
-      },
-      "dependencies": {
-        "ansi-regex": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
-          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
-          "dev": true
-        },
-        "strip-ansi": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
-          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
-          "dev": true,
-          "requires": {
-            "ansi-regex": "3.0.0"
-          }
-        }
+        "code-point-at": "1.1.0",
+        "is-fullwidth-code-point": "1.0.0",
+        "strip-ansi": "3.0.1"
       }
     },
     "string_decoder": {
@@ -6664,52 +6568,48 @@
       }
     },
     "table": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/table/-/table-4.0.2.tgz",
-      "integrity": "sha512-UUkEAPdSGxtRpiV9ozJ5cMTtYiqz7Ni1OGqLXRCynrvzdtR1p+cfOWe2RJLwvUG8hNanaSRjecIqwOjqeatDsA==",
+      "version": "3.8.3",
+      "resolved": "https://registry.npmjs.org/table/-/table-3.8.3.tgz",
+      "integrity": "sha1-K7xULw/amGGnVdOUf+/Ys/UThV8=",
       "dev": true,
       "requires": {
-        "ajv": "5.2.3",
-        "ajv-keywords": "2.1.0",
-        "chalk": "2.2.0",
+        "ajv": "4.11.8",
+        "ajv-keywords": "1.5.1",
+        "chalk": "1.1.3",
         "lodash": "4.17.4",
-        "slice-ansi": "1.0.0",
+        "slice-ansi": "0.0.4",
         "string-width": "2.1.1"
       },
       "dependencies": {
-        "ansi-styles": {
-          "version": "3.2.0",
-          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.0.tgz",
-          "integrity": "sha512-NnSOmMEYtVR2JVMIGTzynRkkaxtiq1xnFBcdQD/DnNCYPoEPsVJhM98BDyaoNOQIi7p4okdi3E27eN7GQbsUug==",
-          "dev": true,
-          "requires": {
-            "color-convert": "1.9.0"
-          }
+        "ansi-regex": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
+          "dev": true
         },
-        "chalk": {
-          "version": "2.2.0",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.2.0.tgz",
-          "integrity": "sha512-0BMM/2hG3ZaoPfR6F+h/oWpZtsh3b/s62TjSM6MGCJWEbJDN1acqCXvyhhZsDSVFklpebUoQ5O1kKC7lOzrn9g==",
+        "is-fullwidth-code-point": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
+          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
+          "dev": true
+        },
+        "string-width": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
+          "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
           "dev": true,
           "requires": {
-            "ansi-styles": "3.2.0",
-            "escape-string-regexp": "1.0.5",
-            "supports-color": "4.5.0"
+            "is-fullwidth-code-point": "2.0.0",
+            "strip-ansi": "4.0.0"
           }
         },
-        "has-flag": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-2.0.0.tgz",
-          "integrity": "sha1-6CB68cx7MNRGzHC3NLXovhj4jVE=",
-          "dev": true
-        },
-        "supports-color": {
-          "version": "4.5.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-4.5.0.tgz",
-          "integrity": "sha1-vnoN5ITexcXN34s9WRJQRJEvY1s=",
+        "strip-ansi": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
+          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
           "dev": true,
           "requires": {
-            "has-flag": "2.0.0"
+            "ansi-regex": "3.0.0"
           }
         }
       }
@@ -6766,15 +6666,6 @@
         "process": "0.11.10"
       }
     },
-    "tmp": {
-      "version": "0.0.33",
-      "resolved": "https://registry.npmjs.org/tmp/-/tmp-0.0.33.tgz",
-      "integrity": "sha512-jRCJlojKnZ3addtTOjdIqoRuPEKBvNXcGYqzO6zWZX8KfKEpnGY5jfggJQ3EjKuu8D4bJRr0y+cYJFmYbImXGw==",
-      "dev": true,
-      "requires": {
-        "os-tmpdir": "1.0.2"
-      }
-    },
     "to-arraybuffer": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/to-arraybuffer/-/to-arraybuffer-1.0.1.tgz",
@@ -7105,6 +6996,12 @@
         }
       }
     },
+    "vlq": {
+      "version": "0.2.3",
+      "resolved": "https://registry.npmjs.org/vlq/-/vlq-0.2.3.tgz",
+      "integrity": "sha512-DRibZL6DsNhIgYQ+wNdWDL2SL3bKPlVrRiBqV5yuMm++op8W4kGFtaQfCs4KEJn0wBZcHVHJ3eoywX8983k1ow==",
+      "dev": true
+    },
     "vm-browserify": {
       "version": "0.0.4",
       "resolved": "https://registry.npmjs.org/vm-browserify/-/vm-browserify-0.0.4.tgz",
@@ -7163,12 +7060,6 @@
       "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
       "dev": true
     },
-    "yallist": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
-      "dev": true
-    },
     "yargs": {
       "version": "3.10.0",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
diff --git a/package.json b/package.json
index 67e79fe5..810acfcc 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "buble": "^0.16.0",
     "codecov": "^2.3.1",
     "docdash": "^0.4.0",
-    "eslint": "^4.9.0",
+    "eslint": "^3.19.0",
     "fs-extra": "^4.0.2",
     "gulp": "^3.9.1",
     "gulp-bump": "^2.8.0",
diff --git a/test/lib/test.cancel.js b/test/lib/test.cancel.js
index d20ee86e..e0b9473c 100644
--- a/test/lib/test.cancel.js
+++ b/test/lib/test.cancel.js
@@ -161,6 +161,29 @@ describe('#cancel', () => {
     .delay(DELAY)
     .then(done);
   });
+
+  it('should cancel all promise instances', () => {
+    const called = {
+      p1: false,
+      p2: false,
+      p3: false
+    };
+    const p1 = new Aigle((resolve, reject, onCancel) => onCancel(() => called.p1 = true));
+    const p2 = new Aigle((resolve, reject, onCancel) => {
+      resolve(p1);
+      onCancel(() => called.p2 = true);
+    });
+    const p3 = new Aigle((resolve, reject, onCancel) => {
+      resolve(p2);
+      onCancel(() => called.p3 = true);
+    });
+    p3.cancel();
+    assert.deepEqual(called, {
+      p1: true,
+      p2: true,
+      p3: true
+    });
+  });
 });
 
 parallel('#cancel:false', () => {