diff --git a/generation_config.yaml b/generation_config.yaml
index a43bc5d4f7b..6e9f454655f 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
 gapic_generator_version: 2.60.2
-googleapis_commitish: 6588689155df35bb46974c477505990f0034f569
+googleapis_commitish: 64e82d17e410ff5e71ab3e040ea393db362f2850
 libraries_bom_version: 26.64.0
 libraries:
   - api_shortname: spanner