diff --git a/generation_config.yaml b/generation_config.yaml
index d2f7d5eeba..28f408df69 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
 gapic_generator_version: 2.51.0
-googleapis_commitish: c72d7385435589176aa6e44563fcfbc795b9a476
+googleapis_commitish: 00196e2a68b16a864c57db2e870822875a7f1198
 libraries_bom_version: 26.52.0
 libraries:
   - api_shortname: spanner