diff --git a/external/config.json b/external/config.json
index bd7dfdb933..026a9b73b8 100644
--- a/external/config.json
+++ b/external/config.json
@@ -1,5 +1,5 @@
 {
-    "version":"v3-deps-51”,
+    "version":"v3-deps-51",
     "zip_file_size":"116842586",
     "repo_name":"cocos2d-x-3rd-party-libs-bin",
     "repo_parent":"https://github.com/cocos2d/",