diff --git a/generation_config.yaml b/generation_config.yaml
index 05aa6491e91..d2f7d5eebaf 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
 gapic_generator_version: 2.51.0
-googleapis_commitish: 52e410823122cf44d265c3beecb86c773db248a2
+googleapis_commitish: c72d7385435589176aa6e44563fcfbc795b9a476
 libraries_bom_version: 26.52.0
 libraries:
   - api_shortname: spanner