diff --git a/package-lock.json b/package-lock.json
index 81925bb9..dcc28937 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4707,9 +4707,9 @@
       }
     },
     "ts-jest": {
-      "version": "26.5.4",
-      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-26.5.4.tgz",
-      "integrity": "sha512-I5Qsddo+VTm94SukBJ4cPimOoFZsYTeElR2xy6H2TOVs+NsvgYglW8KuQgKoApOKuaU/Ix/vrF9ebFZlb5D2Pg==",
+      "version": "26.5.6",
+      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-26.5.6.tgz",
+      "integrity": "sha512-rua+rCP8DxpA8b4DQD/6X2HQS8Zy/xzViVYfEs2OQu68tkCuKLV0Md8pmX55+W24uRIyAsf/BajRfxOs+R2MKA==",
       "dev": true,
       "requires": {
         "bs-logger": "0.x",
@@ -4725,9 +4725,9 @@
       },
       "dependencies": {
         "yargs-parser": {
-          "version": "20.2.7",
-          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.7.tgz",
-          "integrity": "sha512-FiNkvbeHzB/syOjIUxFDCnhSfzAL8R5vs40MgLFBorXACCOAEaWu0gRZl14vG8MR9AOJIZbmkjhusqBYZ3HTHw==",
+          "version": "20.2.9",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.9.tgz",
+          "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==",
           "dev": true
         }
       }
diff --git a/package.json b/package.json
index 00dfc39c..1c977825 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "@zeit/ncc": "^0.22.3",
     "jest": "^26.6.3",
     "prettier": "^2.2.1",
-    "ts-jest": "^26.5.4",
+    "ts-jest": "^26.5.6",
     "typescript": "^4.2.4"
   }
 }