diff --git a/versions.yaml b/versions.yaml
index 42c6360..b8928e9 100644
--- a/versions.yaml
+++ b/versions.yaml
@@ -21,7 +21,7 @@ bingo: v0.9.0
 # renovate: datasource=github-releases depName=lefthook packageName=evilmartians/lefthook
 lefthook: v1.7.14
 # renovate: datasource=github-releases depName=buf packageName=bufbuild/buf
-buf: v1.38.0
+buf: v1.40.0
 # renovate: datasource=github-releases depName=dockerfile-json packageName=keilerkonzept/dockerfile-json
 dockerfile_json: 1.0.8