diff --git a/src/ccf b/src/ccf
index dd7dadc5f5685be809720ae8cc78c41c67fecc66..1b52cda6145cc785f0e02965b8c0f9334a9eb878 160000
--- a/src/ccf
+++ b/src/ccf
@@ -1 +1 @@
-Subproject commit dd7dadc5f5685be809720ae8cc78c41c67fecc66
+Subproject commit 1b52cda6145cc785f0e02965b8c0f9334a9eb878