diff --git a/src/K2 b/src/K2
index 3336479d5..c7b920c5c 160000
--- a/src/K2
+++ b/src/K2
@@ -1 +1 @@
-Subproject commit 3336479d5dd1140dc18783ea1d0bb91081a5885a
+Subproject commit c7b920c5c687d64b5b32c042787537514f6ddb35