diff --git a/generation_config.yaml b/generation_config.yaml
index cbbdda627..b82348090 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
 gapic_generator_version: 2.51.1
-googleapis_commitish: d581bbe1a66ad2e47eda2beebf6200f23b766ca9
+googleapis_commitish: fd5b486367b0cf4ecf616ea2677dfa14f83a71c6
 libraries_bom_version: 26.52.0
 libraries:
   - api_shortname: pubsub