diff --git a/package-lock.json b/package-lock.json
index 1f5b478..6a71fb3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -542,6 +542,7 @@
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       "integrity": "sha1-u13KOCu5TwXhUZQ3PRb9O6HKEQ0=",
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@@ -1438,7 +1439,8 @@
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       "integrity": "sha1-JrOIXRD6E9t/wBquOquHAZngEkw=",
-      "dev": true
+      "dev": true,
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@@ -2152,7 +2154,8 @@
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       "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-      "dev": true
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@@ -2847,7 +2850,8 @@
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       "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=",
-      "dev": true
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@@ -3948,7 +3952,8 @@
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@@ -3999,7 +4004,8 @@
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@@ -4014,6 +4020,7 @@
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@@ -4022,6 +4029,7 @@
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@@ -4030,6 +4038,7 @@
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@@ -4038,7 +4047,8 @@
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@@ -4055,12 +4065,14 @@
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           "version": "1.0.5",
           "bundled": true,
           "dev": true,
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@@ -4068,22 +4080,26 @@
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@@ -4123,7 +4139,8 @@
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@@ -4155,7 +4172,8 @@
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@@ -4177,12 +4195,14 @@
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@@ -4238,6 +4258,7 @@
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@@ -4250,7 +4271,8 @@
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@@ -4278,6 +4300,7 @@
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@@ -4288,7 +4311,8 @@
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@@ -4305,6 +4329,7 @@
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@@ -4313,7 +4338,8 @@
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@@ -4325,6 +4351,7 @@
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@@ -4338,7 +4365,8 @@
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@@ -4411,12 +4439,14 @@
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@@ -4425,6 +4455,7 @@
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@@ -4432,12 +4463,14 @@
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@@ -4492,7 +4525,8 @@
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@@ -4510,6 +4544,7 @@
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@@ -4539,7 +4574,8 @@
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@@ -4550,7 +4586,8 @@
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@@ -4588,6 +4625,7 @@
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@@ -4632,6 +4670,7 @@
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@@ -4639,7 +4678,8 @@
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@@ -4663,6 +4703,7 @@
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@@ -4696,6 +4737,7 @@
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@@ -4706,6 +4748,7 @@
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@@ -4720,6 +4763,7 @@
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@@ -4734,6 +4778,7 @@
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@@ -4789,7 +4834,8 @@
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@@ -4818,7 +4864,8 @@
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       "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
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       "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
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       "integrity": "sha1-zBzjjkU7+YSg93AtLdWcc9CBKEo=",
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       "integrity": "sha1-rQFScUOi6Hc8+uapb1hla7UqNLI=",
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-      "dev": true
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       "integrity": "sha1-z1mU4v0mjQD1zw+nZ6CBae2wfsA=",
       "dev": true,
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-      "dev": true
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       "integrity": "sha1-1275EnyyPCJZ7bHoNJwujV4tdME=",
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@@ -11885,6 +11953,7 @@
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@@ -12871,6 +12940,7 @@
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       "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
       "dev": true,
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@@ -12994,7 +13064,8 @@
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-      "dev": true
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       "dev": true,
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@@ -14413,9 +14485,19 @@
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+      "version": "0.11.4",
+      "resolved": "https://registry.npmjs.org/zone.js/-/zone.js-0.11.4.tgz",
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+      "requires": {
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+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.3.0.tgz",
+          "integrity": "sha512-N82ooyxVNm6h1riLCoyS9e3fuJ3AMG2zIZs2Gd1ATcSFjSA23Q0fzjjZeh0jbJvWVDZ0cJT8yaNNaaXHzueNjg=="
+        }
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index add9b41..65ed4d0 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "font-awesome": "^4.7.0",
     "hammerjs": "^2.0.8",
     "rxjs": "^5.5.6",
-    "zone.js": "^0.8.19"
+    "zone.js": "^0.11.4"
   },
   "devDependencies": {
     "@angular/cli": "1.6.7",