diff --git a/cmd/Open-IM-SDK-Core b/cmd/Open-IM-SDK-Core
index 7b66c0ab7..ec6685f88 160000
--- a/cmd/Open-IM-SDK-Core
+++ b/cmd/Open-IM-SDK-Core
@@ -1 +1 @@
-Subproject commit 7b66c0ab78be494ce2cfe23de37543dd11c2d354
+Subproject commit ec6685f881f4280810184d5d3af2cc10392f1488