diff --git a/packages/webpack-transpiler/package.json b/packages/webpack-transpiler/package.json
index 55633a0ed5..270598fe93 100644
--- a/packages/webpack-transpiler/package.json
+++ b/packages/webpack-transpiler/package.json
@@ -49,7 +49,7 @@
     "@stryker-mutator/api": "^2.1.0",
     "enhanced-resolve": "~4.1.0",
     "lodash": "~4.17.4",
-    "memory-fs": "~0.4.1"
+    "memory-fs": "~0.5.0"
   },
   "initStrykerConfig": {
     "webpack": {