diff --git a/.gitmodules b/.gitmodules
index 9ce655eb..6c974aa8 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -18,4 +18,4 @@
 	url = git@github.com:blockchain-jd-com/jdchain-test.git
 [submodule "kvdb"] 
 	path = kvdb
-	url = git@github.com:blockchain-jd-com/kvdb.git 
+	url = git@github.com:blockchain-jd-com/jdchain-kvdb.git