diff --git a/package-lock.json b/package-lock.json
index f64eac78486b..3d149d1164d5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -246,6 +246,16 @@
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-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
+          }
+        },
+        "supports-color": {
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+          "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
+          "requires": {
+            "has-flag": "^3.0.0"
+          }
+        },
+        "type-is": {
+          "version": "1.6.18",
+          "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
+          "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
+          "requires": {
+            "media-typer": "0.3.0",
+            "mime-types": "~2.1.24"
+          }
+        },
+        "utils-merge": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
+          "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
+        },
+        "vary": {
+          "version": "1.1.2",
+          "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+          "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
+        },
+        "webpack-dev-middleware": {
+          "version": "1.12.2",
+          "resolved": "https://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-1.12.2.tgz",
+          "integrity": "sha512-FCrqPy1yy/sN6U/SaEZcHKRXGlqU0DUaEBL45jkUYoB8foVb6wCnbIJ1HKIx+qUFTW+3JpVcCJCxZ8VATL4e+A==",
+          "requires": {
+            "memory-fs": "~0.4.1",
+            "mime": "^1.5.0",
+            "path-is-absolute": "^1.0.0",
+            "range-parser": "^1.0.3",
+            "time-stamp": "^2.0.0"
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@@ -8744,19 +11565,19 @@
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-            "cliui": "3.2.0",
-            "decamelize": "1.2.0",
-            "get-caller-file": "1.0.2",
-            "os-locale": "1.4.0",
-            "read-pkg-up": "1.0.1",
-            "require-directory": "2.1.1",
-            "require-main-filename": "1.0.1",
-            "set-blocking": "2.0.0",
-            "string-width": "1.0.2",
-            "which-module": "1.0.0",
-            "y18n": "3.2.1",
-            "yargs-parser": "4.2.1"
+            "camelcase": "^3.0.0",
+            "cliui": "^3.2.0",
+            "decamelize": "^1.1.1",
+            "get-caller-file": "^1.0.1",
+            "os-locale": "^1.4.0",
+            "read-pkg-up": "^1.0.1",
+            "require-directory": "^2.1.1",
+            "require-main-filename": "^1.0.1",
+            "set-blocking": "^2.0.0",
+            "string-width": "^1.0.2",
+            "which-module": "^1.0.0",
+            "y18n": "^3.2.1",
+            "yargs-parser": "^4.2.0"
           }
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         "yargs-parser": {
@@ -8764,7 +11585,7 @@
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           "integrity": "sha1-KczqwNxPA8bIe0qfIX3RjJ90hxw=",
           "requires": {
-            "camelcase": "3.0.0"
+            "camelcase": "^3.0.0"
           }
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@@ -8787,17 +11608,19 @@
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-      "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.6.5.tgz",
-      "integrity": "sha1-XLJVbOuF9Dc8bYI4qmkchFThOjY=",
+      "version": "0.7.3",
+      "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.3.tgz",
+      "integrity": "sha512-bpxWlvbbB459Mlipc5GBzzZwhoZgGEZLuqPaR0INBGnPAY1vdBX6hPnoFXiw+3yWxDuHyQjO2oXTMyS8A5haFg==",
       "requires": {
-        "websocket-extensions": "0.1.1"
+        "http-parser-js": ">=0.4.0 <0.4.11",
+        "safe-buffer": ">=5.1.0",
+        "websocket-extensions": ">=0.1.1"
       }
     },
     "websocket-extensions": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.1.tgz",
-      "integrity": "sha1-domUmcGEtu91Q3fC27DNbLVdKec="
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.3.tgz",
+      "integrity": "sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg=="
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@@ -8826,6 +11649,7 @@
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       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.2.tgz",
       "integrity": "sha512-ijDLlyQ7s6x1JgCLur53osjm/UXUYD9+0PbYKrBsYisYXzCxN+HC3mYDNy/dWdmf3AwqwU3CXwDCvsNgGK1S0w==",
+      "optional": true,
       "requires": {
         "string-width": "1.0.2"
       },
@@ -8834,6 +11658,7 @@
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+          "optional": true,
           "requires": {
             "number-is-nan": "1.0.1"
           }
@@ -8842,6 +11667,7 @@
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           "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+          "optional": true,
           "requires": {
             "code-point-at": "1.1.0",
             "is-fullwidth-code-point": "1.0.0",
diff --git a/package.json b/package.json
index 5fe2fa24af9d..eb4302aeea05 100644
--- a/package.json
+++ b/package.json
@@ -81,7 +81,7 @@
     "raw-loader": "^0.5.1",
     "resolve": "^1.1.7",
     "rxjs": "^5.4.2",
-    "sass-loader": "^6.0.3",
+    "sass-loader": "^6.0.7",
     "semver": "^5.3.0",
     "silent-error": "^1.0.0",
     "source-map": "^0.5.6",
@@ -95,7 +95,7 @@
     "webpack": "~3.5.5",
     "webpack-concat-plugin": "1.4.0",
     "webpack-dev-middleware": "~1.12.0",
-    "webpack-dev-server": "~2.7.1",
+    "webpack-dev-server": "~2.11.4",
     "webpack-merge": "^4.1.0",
     "zone.js": "^0.8.14"
   },