diff --git a/EMS/EmployeemanagementSystem/package-lock.json b/EMS/EmployeemanagementSystem/package-lock.json
index 91dc3d8..e655dac 100644
--- a/EMS/EmployeemanagementSystem/package-lock.json
+++ b/EMS/EmployeemanagementSystem/package-lock.json
@@ -1268,11 +1268,11 @@
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     },
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-      "version": "5.0.0-beta.12",
-      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-5.0.0-beta.12.tgz",
-      "integrity": "sha1-zf3i2MRjnSCud5S/+P3fMtp60zc=",
+      "version": "5.5.8",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-5.5.8.tgz",
+      "integrity": "sha512-Bz7qou7VAIoGiglJZbzbXa4vpX5BmTTN2Dj/se6+SwADtw4SihqBIiEa7VmTXJ8pynvq0iFr5Gx9VLyye1rIxQ==",
       "requires": {
-        "symbol-observable": "1.1.0"
+        "symbol-observable": "1.0.1"
       }
     },
     "safe-buffer": {
@@ -1417,9 +1417,9 @@
       "dev": true
     },
     "symbol-observable": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/symbol-observable/-/symbol-observable-1.1.0.tgz",
-      "integrity": "sha512-dQoid9tqQ+uotGhuTKEY11X4xhyYePVnqGSoSm3OGKh2E8LZ6RPULp1uXTctk33IeERlrRJYoVSBglsL05F5Uw=="
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/symbol-observable/-/symbol-observable-1.0.1.tgz",
+      "integrity": "sha1-g0D8RwLDEi310iKI+IKD9RPT/dQ="
     },
     "systemjs": {
       "version": "0.19.39",
diff --git a/EMS/EmployeemanagementSystem/package.json b/EMS/EmployeemanagementSystem/package.json
index f6c3e73..30e1618 100644
--- a/EMS/EmployeemanagementSystem/package.json
+++ b/EMS/EmployeemanagementSystem/package.json
@@ -15,7 +15,7 @@
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     "core-js": "2.5.3",
     "reflect-metadata": "0.1.12",
-    "rxjs": "5.0.0-beta.12",
+    "rxjs": "5.5.8",
     "systemjs": "0.19.39",
     "zone.js": "0.6.26",
     "bower": "1.7.9",