diff --git a/package.json b/package.json
index d254b5df57..257314f665 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "multer": "^1.3.0",
     "postcss-loader": "^1.3.3",
     "pre-commit": "^1.2.2",
-    "prismjs": "^1.5.1",
+    "prismjs": "^1.23.0",
     "react-addons-pure-render-mixin": "^15.5.2",
     "react-addons-test-utils": "^15.5.1",
     "react-router": "^3.0.2",
diff --git a/yarn.lock b/yarn.lock
index 1a1d5969fe..4aa9f2b5c3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2056,9 +2056,9 @@ cli-width@^2.0.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.2.0.tgz#ff19ede8a9a5e579324147b0c11f0fbcbabed639"
 
-clipboard@^1.5.5:
-  version "1.7.1"
-  resolved "https://registry.yarnpkg.com/clipboard/-/clipboard-1.7.1.tgz#360d6d6946e99a7a1fef395e42ba92b5e9b5a16b"
+clipboard@^2.0.0:
+  version "2.0.6"
+  resolved "https://registry.yarnpkg.com/clipboard/-/clipboard-2.0.6.tgz#52921296eec0fdf77ead1749421b21c968647376"
   dependencies:
     good-listener "^1.2.2"
     select "^1.1.2"
@@ -6304,11 +6304,11 @@ pretty-format@^18.1.0:
   dependencies:
     ansi-styles "^2.2.1"
 
-prismjs@^1.5.1:
-  version "1.8.4"
-  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.8.4.tgz#573cc7a14c2c06566e1eca20d813f5ae55db80d2"
+prismjs@^1.23.0:
+  version "1.23.0"
+  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.23.0.tgz#d3b3967f7d72440690497652a9d40ff046067f33"
   optionalDependencies:
-    clipboard "^1.5.5"
+    clipboard "^2.0.0"
 
 private@^0.1.6, private@^0.1.7, private@~0.1.5:
   version "0.1.8"