diff --git a/benchmarks/src/main/java/io/grpc/benchmarks/qps/AbstractConfigurationBuilder.java b/benchmarks/src/main/java/io/grpc/benchmarks/qps/AbstractConfigurationBuilder.java
index ceff13e76d..639d2f00cd 100644
--- a/benchmarks/src/main/java/io/grpc/benchmarks/qps/AbstractConfigurationBuilder.java
+++ b/benchmarks/src/main/java/io/grpc/benchmarks/qps/AbstractConfigurationBuilder.java
@@ -55,6 +55,7 @@ public abstract class AbstractConfigurationBuilder<T extends Configuration>
       return false;
     }
 
+    @Override
     public String getDefaultValue() {
       return null;
     }