diff --git a/third_party/cctz b/third_party/cctz
index d78ebaaf..cc84fe45 160000
--- a/third_party/cctz
+++ b/third_party/cctz
@@ -1 +1 @@
-Subproject commit d78ebaafaf32d17d060d6dede3058e3d44034a8c
+Subproject commit cc84fe4593a739669423b8bda0af4b0fed48630a