diff --git a/package.json b/package.json
index 6cd7528..8a77589 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "jest": "^18.1.0",
     "lodash": "^4.13.1",
     "semver": "^5.1.0",
-    "shelljs": "^0.7.0",
+    "shelljs": "^0.8.5",
     "source-map-support": "^0.4.0",
     "ts-jest": "^18.0.1",
     "typescript": "^2.1.0",
diff --git a/yarn.lock b/yarn.lock
index f7313b3..9878fb3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2553,10 +2553,10 @@ set-blocking@^2.0.0:
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
   integrity sha1-BF+XgtARrppoA93TgrJDkrPYkPc=
 
-shelljs@^0.7.0:
-  version "0.7.8"
-  resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.7.8.tgz#decbcf874b0d1e5fb72e14b164a9683048e9acb3"
-  integrity sha1-3svPh0sNHl+3LhSxZKloMEjprLM=
+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"