diff --git a/generation_config.yaml b/generation_config.yaml
index 2ee07cf459..6e5d28701a 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,4 +1,4 @@
-googleapis_commitish: 6145b5ffe99d290c3d840136f310490d732acb04
+googleapis_commitish: cb268fbea71671755aa2df8db5ced13084fabf6a
 # the libraries are ordered with respect to library name, which is
 # java-{library.library_name} or java-{library.api-shortname} when
 # library.library_name is not defined.