diff --git a/lib/time/update.bash b/lib/time/update.bash
index 66494752ea3..e43160cbda8 100755
--- a/lib/time/update.bash
+++ b/lib/time/update.bash
@@ -24,8 +24,8 @@
 # in the CL match the update.bash in the CL.
 
 # Versions to use.
-CODE=2025b
-DATA=2025b
+CODE=2025c
+DATA=2025c
 
 set -e
 
diff --git a/lib/time/zoneinfo.zip b/lib/time/zoneinfo.zip
index b107695d1ef..3e781165ca0 100644
Binary files a/lib/time/zoneinfo.zip and b/lib/time/zoneinfo.zip differ