diff --git a/package.json b/package.json
index 0ff8d5d8..141bc66b 100644
--- a/package.json
+++ b/package.json
@@ -118,7 +118,7 @@
     "puppeteer": "^1.6.1",
     "rimraf": "^2.6.1",
     "rollup-plugin-node-builtins": "^2.1.2",
-    "shelljs": "^0.8.2",
+    "shelljs": "^0.8.5",
     "sinon": "^2.0.0",
     "ts-loader": "^5.2.1",
     "tslint": "^5.11.0",
diff --git a/yarn.lock b/yarn.lock
index 09f1d849..bb25c896 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7233,10 +7233,10 @@ shell-quote@^1.6.1:
     array-reduce "~0.0.0"
     jsonify "~0.0.0"
 
-shelljs@^0.8.2:
-  version "0.8.3"
-  resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.8.3.tgz#a7f3319520ebf09ee81275b2368adb286659b097"
-  integrity sha512-fc0BKlAWiLpwZljmOvAOTE/gXawtCoNrP5oaY7KIaQbbyHeQVg01pSEuEGvGh3HEdBU4baCD7wQBwADmM/7f7A==
+shelljs@^0.8.5:
+  version "0.8.5"
+  resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.8.5.tgz#de055408d8361bed66c669d2f000538ced8ee20c"
+  integrity sha512-TiwcRcrkhHvbrZbnRcFYMLl30Dfov3HKqzp5tO5b4pt6G/SezKcYhmDg15zXVBswHmctSAQKznqNW2LO5tTDow==
   dependencies:
     glob "^7.0.0"
     interpret "^1.0.0"