diff --git a/generation_config.yaml b/generation_config.yaml
index c2a34332f3..8512b6a6f2 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
 gapic_generator_version: 2.47.0
-googleapis_commitish: 3effbf23b1a1d1fe1306356e94397e20d01d31a0
+googleapis_commitish: 8692273ae7e0ef95d264e1bb8bcb900fa950674f
 libraries_bom_version: 26.48.0
 libraries:
   - api_shortname: spanner