diff --git a/package-lock.json b/package-lock.json
index 003122ba365..3648e0c1bc2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17253,9 +17253,9 @@
       }
     },
     "postcss-loader": {
-      "version": "2.1.4",
-      "resolved": "https://registry.npmjs.org/postcss-loader/-/postcss-loader-2.1.4.tgz",
-      "integrity": "sha512-L2p654oK945B/gDFUGgOhh7uzj19RWoY1SVMeJVoKno1H2MdbQ0RppR/28JGju4pMb22iRC7BJ9aDzbxXSLf4A==",
+      "version": "2.1.5",
+      "resolved": "https://registry.npmjs.org/postcss-loader/-/postcss-loader-2.1.5.tgz",
+      "integrity": "sha512-pV7kB5neJ0/1tZ8L1uGOBNTVBCSCXQoIsZMsrwvO8V2rKGa2tBl/f80GGVxow2jJnRJ2w1ocx693EKhZAb9Isg==",
       "requires": {
         "loader-utils": "1.1.0",
         "postcss": "6.0.22",
diff --git a/package.json b/package.json
index 468d5a78ae4..288d1fa3f85 100644
--- a/package.json
+++ b/package.json
@@ -197,7 +197,7 @@
     "pascal-case": "2.0.1",
     "postcss": "6.0.22",
     "postcss-cssnext": "3.1.0",
-    "postcss-loader": "2.1.4",
+    "postcss-loader": "2.1.5",
     "postcss-modules-values-replace": "3.0.1",
     "prop-types": "15.6.1",
     "react-markdown": "3.3.0",