diff --git a/buf.yaml b/buf.yaml
index 60af4cfb..24533582 100644
--- a/buf.yaml
+++ b/buf.yaml
@@ -6,6 +6,7 @@ deps:
 - buf.build/opentelemetry/opentelemetry
 - buf.build/gogo/protobuf
 - buf.build/cncf/xds
+- buf.build/envoyproxy/protoc-gen-validate
 breaking:
   ignore_unstable_packages: true
   use: