diff --git a/package-lock.json b/package-lock.json
index 8a011a8bfc..4f67a6d7cb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -71,13 +71,13 @@
       "integrity": "sha512-zVWV8Z8lislJoOKKqdNMOB+s6+XV5WERty8MnKBeFgwA+19XJjJHs2RP5dzM57FftIs+jQnRToLiWazKr6sSWg==",
       "dev": true,
       "requires": {
-        "acorn": "5.5.0"
+        "acorn": "5.5.1"
       },
       "dependencies": {
         "acorn": {
-          "version": "5.5.0",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.5.0.tgz",
-          "integrity": "sha512-arn53F07VXmls4o4pUhSzBa4fvaagPRe7AVZ8l7NHxFWUie2DsuFSBMMNAkgzRlOhEhzAnxeKyaWVzOH4xqp/g==",
+          "version": "5.5.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.5.1.tgz",
+          "integrity": "sha512-D/KGiCpM/VOtTMDS+wfjywEth926WUrArrzYov4N4SI7t+3y8747dPpCmmAvrm/Z3ygqMHnyPxvYYO0yTdn/nQ==",
           "dev": true
         }
       }
@@ -8459,7 +8459,7 @@
         "readable-stream": "2.3.5",
         "stream-browserify": "2.0.1",
         "stream-http": "2.7.2",
-        "string_decoder": "1.0.3",
+        "string_decoder": "1.1.0",
         "timers-browserify": "2.0.6",
         "tty-browserify": "0.0.0",
         "url": "0.11.0",
@@ -8492,12 +8492,23 @@
             "safe-buffer": "5.1.1",
             "string_decoder": "1.0.3",
             "util-deprecate": "1.0.2"
+          },
+          "dependencies": {
+            "string_decoder": {
+              "version": "1.0.3",
+              "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
+              "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
+              "dev": true,
+              "requires": {
+                "safe-buffer": "5.1.1"
+              }
+            }
           }
         },
         "string_decoder": {
-          "version": "1.0.3",
-          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
-          "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
+          "version": "1.1.0",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.0.tgz",
+          "integrity": "sha512-8zQpRF6juocE69ae7CSPmYEGJe4VCXwP6S6dxUWI7i53Gwv54/ec41fiUA+X7BPGGv7fRSQJjBQVa0gomGaOgg==",
           "dev": true,
           "requires": {
             "safe-buffer": "5.1.1"
@@ -12616,12 +12627,12 @@
       }
     },
     "webpack": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/webpack/-/webpack-4.1.0.tgz",
-      "integrity": "sha512-ZFYcAZ44kOT+xsS5MS2H1fQr0PJkwQdYem/d17wacDkkupzsAkBJ3hDShWHdPVvWluFs6pfhHWw/dVso1m0rsA==",
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/webpack/-/webpack-4.1.1.tgz",
+      "integrity": "sha512-PwxKH81yLjbPyBSZvPj/Ji9pT99XOGFA0t6zipoOKOMNRZ+09N39J5Uzcx3rYKnsHgKwDnfGkvzac4MF2Taknw==",
       "dev": true,
       "requires": {
-        "acorn": "5.5.0",
+        "acorn": "5.5.1",
         "acorn-dynamic-import": "3.0.0",
         "ajv": "6.2.1",
         "ajv-keywords": "3.1.0",
@@ -12643,9 +12654,9 @@
       },
       "dependencies": {
         "acorn": {
-          "version": "5.5.0",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.5.0.tgz",
-          "integrity": "sha512-arn53F07VXmls4o4pUhSzBa4fvaagPRe7AVZ8l7NHxFWUie2DsuFSBMMNAkgzRlOhEhzAnxeKyaWVzOH4xqp/g==",
+          "version": "5.5.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.5.1.tgz",
+          "integrity": "sha512-D/KGiCpM/VOtTMDS+wfjywEth926WUrArrzYov4N4SI7t+3y8747dPpCmmAvrm/Z3ygqMHnyPxvYYO0yTdn/nQ==",
           "dev": true
         },
         "ajv": {
@@ -12711,17 +12722,6 @@
             }
           }
         },
-        "enhanced-resolve": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/enhanced-resolve/-/enhanced-resolve-4.0.0.tgz",
-          "integrity": "sha512-jox/62b2GofV1qTUQTMPEJSDIGycS43evqYzD/KVtEb9OCoki9cnacUPxCrZa7JfPzZSYOCZhu9O9luaMxAX8g==",
-          "dev": true,
-          "requires": {
-            "graceful-fs": "4.1.11",
-            "memory-fs": "0.4.1",
-            "tapable": "1.0.0"
-          }
-        },
         "expand-brackets": {
           "version": "2.1.4",
           "resolved": "https://registry.npmjs.org/expand-brackets/-/expand-brackets-2.1.4.tgz",
@@ -12925,12 +12925,6 @@
             "snapdragon": "0.8.1",
             "to-regex": "3.0.2"
           }
-        },
-        "tapable": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/tapable/-/tapable-1.0.0.tgz",
-          "integrity": "sha512-dQRhbNQkRnaqauC7WqSJ21EEksgT0fYZX2lqXzGkpo8JNig9zGZTYoMGvyI2nWmXlE2VSVXVDu7wLVGu/mQEsg==",
-          "dev": true
         }
       }
     },
diff --git a/package.json b/package.json
index cf9d368ca9..aaf7a5bf48 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "phantomjs-prebuilt": "^2.1.16",
     "raw-loader": "^0.5.1",
     "sinon": "^4.4.2",
-    "webpack": "^4.1.0",
+    "webpack": "^4.1.1",
     "webpack-cli": "^2.0.10",
     "webpack-merge": "^4.1.2"
   },