diff --git a/generation_config.yaml b/generation_config.yaml
index c1c8549823..7095e8e473 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
 gapic_generator_version: 2.47.0
-googleapis_commitish: 5ebb5c1e3d2953efd05c068b27138098eecc8308
+googleapis_commitish: 211a72fa5cd90bfbfe2d86d4e8163eee23171687
 libraries_bom_version: 26.49.0
 libraries:
   - api_shortname: spanner