diff --git a/api/envoy/config/grpc_credentials/v2alpha/file_based_metadata.proto b/api/envoy/config/grpc_credentials/v2alpha/file_based_metadata.proto
index 078675b8c17f3..856188d84accc 100644
--- a/api/envoy/config/grpc_credentials/v2alpha/file_based_metadata.proto
+++ b/api/envoy/config/grpc_credentials/v2alpha/file_based_metadata.proto
@@ -22,4 +22,3 @@ message FileBasedMetadataConfig {
   // if no prefix is set, the default is to use no prefix
   string header_prefix = 3;
 }
-