diff --git a/package.json b/package.json
index f3e563a..b98bc5a 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "markdown-spellcheck": "^1.3.1",
     "prismjs": "^1.15.0",
     "require-dir": "^1.0.0",
-    "shelljs": "^0.8.2",
+    "shelljs": "^0.9.0",
     "styled-components": "^3.4.9",
     "typeface-merriweather": "0.0.43",
     "typeface-montserrat": "0.0.43",