diff --git a/EMS/EmployeemanagementSystem/package-lock.json b/EMS/EmployeemanagementSystem/package-lock.json
index fe0f5bf..f73cd51 100644
--- a/EMS/EmployeemanagementSystem/package-lock.json
+++ b/EMS/EmployeemanagementSystem/package-lock.json
@@ -1268,11 +1268,18 @@
       "dev": true
     },
     "rxjs": {
-      "version": "5.0.0-beta.12",
-      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-5.0.0-beta.12.tgz",
-      "integrity": "sha1-zf3i2MRjnSCud5S/+P3fMtp60zc=",
+      "version": "5.5.6",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-5.5.6.tgz",
+      "integrity": "sha512-v4Q5HDC0FHAQ7zcBX7T2IL6O5ltl1a2GX4ENjPXg6SjDY69Cmx9v4113C99a4wGF16ClPv5Z8mghuYorVkg/kg==",
       "requires": {
-        "symbol-observable": "1.1.0"
+        "symbol-observable": "1.0.1"
+      },
+      "dependencies": {
+        "symbol-observable": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/symbol-observable/-/symbol-observable-1.0.1.tgz",
+          "integrity": "sha1-g0D8RwLDEi310iKI+IKD9RPT/dQ="
+        }
       }
     },
     "safe-buffer": {
@@ -1416,11 +1423,6 @@
       "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
       "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=="
-    },
     "systemjs": {
       "version": "0.19.39",
       "resolved": "https://registry.npmjs.org/systemjs/-/systemjs-0.19.39.tgz",
diff --git a/EMS/EmployeemanagementSystem/package.json b/EMS/EmployeemanagementSystem/package.json
index 8f47db4..93a1b50 100644
--- a/EMS/EmployeemanagementSystem/package.json
+++ b/EMS/EmployeemanagementSystem/package.json
@@ -15,7 +15,7 @@
     "angular-in-memory-web-api": "0.1.17",
     "core-js": "2.5.3",
     "reflect-metadata": "0.1.12",
-    "rxjs": "5.0.0-beta.12",
+    "rxjs": "5.5.6",
     "systemjs": "0.19.39",
     "zone.js": "0.6.26",
     "bower": "1.7.9",