diff --git a/.gitignore b/.gitignore
index de4d1f007..a8b8bc7ce 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 dist
 node_modules
+.sizecache.json
\ No newline at end of file
diff --git a/package.json b/package.json
index 2623bbf40..62c0b34ea 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
 		"grunt-contrib-qunit": "0.2.0",
 		"grunt-contrib-csslint": "0.1.1",
 		"grunt-contrib-cssmin": "0.4.2",
-		"grunt-compare-size": "0.3.1",
+		"grunt-compare-size": "0.4.0-rc.3",
 		"grunt-html": "0.3.3",
 		"grunt-git-authors": "1.2.0",
 		"rimraf": "2.1.4",