diff --git a/external/ckcc-protocol b/external/ckcc-protocol
index 7a44ae86..56db7699 160000
--- a/external/ckcc-protocol
+++ b/external/ckcc-protocol
@@ -1 +1 @@
-Subproject commit 7a44ae86432725396f0e0f1269de1a7d50bc7080
+Subproject commit 56db7699271300c9a32e8645257c8f2177c56bd7