diff --git a/third_party/cctz b/third_party/cctz
index b4935eef..d78ebaaf 160000
--- a/third_party/cctz
+++ b/third_party/cctz
@@ -1 +1 @@
-Subproject commit b4935eef53820cf1643355bb15e013b4167a2867
+Subproject commit d78ebaafaf32d17d060d6dede3058e3d44034a8c