diff --git a/third_party/cctz b/third_party/cctz
index bb0595b..5b5c77d 160000
--- a/third_party/cctz
+++ b/third_party/cctz
@@ -1 +1 @@
-Subproject commit bb0595b6249031abe83e972ee13571d7f0e655ed
+Subproject commit 5b5c77df48fdffb60e492a159d03a05203d820e2