diff --git a/generation_config.yaml b/generation_config.yaml
index 06a659f3cb7f..cc6441ce25d2 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,4 +1,4 @@
-gapic_generator_version: 2.39.0
+gapic_generator_version: 2.40.0
 protobuf_version: '25.3'
 googleapis_commitish: 5a0ae652df1ef39b7849bf2bd6ba417376ce3204
 libraries_bom_version: 26.38.0