diff --git a/closure-util.json b/closure-util.json
index 572ab67504..f408d99efd 100644
--- a/closure-util.json
+++ b/closure-util.json
@@ -1,3 +1,3 @@
 {
-  "library_url": "https://github.com/google/closure-library/archive/946a7d39d4ffe08676c755b21d901e71d9904a3b.zip"
+  "library_url": "https://github.com/google/closure-library/archive/fb35d5232edef340dd9a7c6e479556829d0fa452.zip"
 }
diff --git a/package.json b/package.json
index 8c3562a0b5..d85080542e 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
   },
   "dependencies": {
     "async": "~0.2.10",
-    "closure-util": "0.19.0",
+    "closure-util": "0.20.0",
     "fs-extra": "~0.8.1",
     "graceful-fs": "~3.0.2",
     "htmlparser2": "~3.7.1",