diff --git a/ghostjs-core/package.json b/ghostjs-core/package.json
index b5098c6..b55f0f2 100644
--- a/ghostjs-core/package.json
+++ b/ghostjs-core/package.json
@@ -28,7 +28,7 @@
     "node-phantom-simple": "^2.2.4",
     "phantomjs-prebuilt": "^2.1.7",
     "shelljs": "^0.7.7",
-    "slimerjs-core": "^0.13.0",
+    "slimerjs": "^0.10.3",
     "yargs": "^7.1.0"
   },
   "keywords": [