diff --git a/generation_config.yaml b/generation_config.yaml
index d57f346155f..c522cdbe7a6 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
 gapic_generator_version: 2.50.0
-googleapis_commitish: 798bd23a97e0c6a2582a4b442c09523b1325b533
+googleapis_commitish: d1695384cf03b73ed0d14bdf3c664be82eb5f42a
 libraries_bom_version: 26.51.0
 libraries:
   - api_shortname: spanner