diff --git a/generation_config.yaml b/generation_config.yaml
index 5463d864f..ef3973e24 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -1,5 +1,5 @@
-gapic_generator_version: 2.48.0
-googleapis_commitish: 0b8fa5230f3f04e3ea8aa8343f21b505bb2b7a10
+gapic_generator_version: 2.49.0
+googleapis_commitish: 48d30c4966ef9ea31b897e13f75d8f94070cc8e9
 libraries_bom_version: 26.49.0
 libraries:
   - api_shortname: pubsublite