diff --git a/submodules/belle-sip b/submodules/belle-sip
index 49d820f2c..6a1f7815c 160000
--- a/submodules/belle-sip
+++ b/submodules/belle-sip
@@ -1 +1 @@
-Subproject commit 49d820f2cbb4196d31454ab5f38d965d63d2a8e4
+Subproject commit 6a1f7815c3cf8c1d93d58edf70f7d4da9445296a