diff --git a/yarn.lock b/yarn.lock
index 54e5b8a..450fa7a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5597,12 +5597,8 @@ sort-keys@^1.0.0:
     is-plain-obj "^1.0.0"
 
 source-list-map@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/source-list-map/-/source-list-map-2.0.0.tgz#aaa47403f7b245a92fbc97ea08f250d6087ed085"
-
-source-list-map@~0.1.7:
-  version "0.1.8"
-  resolved "https://registry.yarnpkg.com/source-list-map/-/source-list-map-0.1.8.tgz#c550b2ab5427f6b3f21f5afead88c4f5587b2106"
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/source-list-map/-/source-list-map-2.0.1.tgz#3993bd873bfc48479cca9ea3a547835c7c154b34"
 
 source-map-loader@^0.2.0:
   version "0.2.3"
@@ -5632,7 +5628,7 @@ source-map@>=0.5.6, source-map@^0.6.1, source-map@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
 
-source-map@^0.4.2, source-map@^0.4.4, source-map@~0.4.1:
+source-map@^0.4.2, source-map@^0.4.4:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
   dependencies:
@@ -6380,13 +6376,6 @@ webpack-concat-plugin@1.4.0:
     md5 "^2.2.1"
     uglify-js "^2.8.29"
 
-webpack-core@^0.6.8:
-  version "0.6.9"
-  resolved "https://registry.yarnpkg.com/webpack-core/-/webpack-core-0.6.9.tgz#fc571588c8558da77be9efb6debdc5a3b172bdc2"
-  dependencies:
-    source-list-map "~0.1.7"
-    source-map "~0.4.1"
-
 webpack-dev-middleware@^1.11.0, webpack-dev-middleware@~1.12.0:
   version "1.12.0"
   resolved "https://registry.yarnpkg.com/webpack-dev-middleware/-/webpack-dev-middleware-1.12.0.tgz#d34efefb2edda7e1d3b5dbe07289513219651709"
@@ -6435,18 +6424,18 @@ webpack-merge@^4.1.0:
   dependencies:
     lodash "^4.17.4"
 
-webpack-sources@^1.0.0, webpack-sources@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/webpack-sources/-/webpack-sources-1.0.2.tgz#d0148ec083b3b5ccef1035a6b3ec16442983b27a"
+webpack-sources@^1.0.0, webpack-sources@^1.0.1, webpack-sources@^1.3.0:
+  version "1.4.3"
+  resolved "https://registry.yarnpkg.com/webpack-sources/-/webpack-sources-1.4.3.tgz#eedd8ec0b928fbf1cbfe994e22d2d890f330a933"
   dependencies:
     source-list-map "^2.0.0"
     source-map "~0.6.1"
 
 webpack-subresource-integrity@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/webpack-subresource-integrity/-/webpack-subresource-integrity-1.0.1.tgz#1fc09d46497da66e46743a2a51d2cc385b9cb0ed"
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/webpack-subresource-integrity/-/webpack-subresource-integrity-1.5.1.tgz#6f44ea99987266b70c4ec42ac51064d33e982277"
   dependencies:
-    webpack-core "^0.6.8"
+    webpack-sources "^1.3.0"
 
 webpack@~3.8.1:
   version "3.8.1"