diff --git a/package.json b/package.json
index 88cec70..ba4d64f 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "gulp": "^3.8.11",
     "gulp-babel": "^6.1.2",
     "gulp-plumber": "^1.0.1",
-    "gulp-sourcemaps": "^1.3.0",
+    "gulp-sourcemaps": "^2.0.0",
     "longjohn": "^0.2.8",
     "mineflayer": "^1.7.5",
     "mocha": "^3.0.0",