diff --git a/package.json b/package.json
index f831efc..d449f00 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "postcss-loader": "^2.0.6",
     "reshape-loader": "^1.0.0",
     "rimraf": "^2.6.1",
-    "source-loader": "^0.2.0",
+    "source-loader": "^1.0.0",
     "spike-util": "^1.3.0",
     "sprout": "^1.2.1",
     "webpack": "^3.3.0",