diff --git a/.gitmodules b/.gitmodules
index 5afb9adbffbd37d4fc315f0cc0e33562a139d148..4731ec99bbdd865cb7fa29398325d731bce2b57d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "ucoinj-cesium/src/main/cesium"]
 	path = ucoinj-cesium/src/main/cesium
-	url = https://github.com/blavenie/cesium
+	url = https://github.com/ucoin-io/cesium/tree/with-ES-store