diff --git a/server/extractor.go b/server/extractor.go
index 636f20ed..52ce0056 100644
--- a/server/extractor.go
+++ b/server/extractor.go
@@ -61,10 +61,6 @@ func extractValue(v reflect.Type, d int) *registry.Value {
 			p = p.Elem()
 		}
 		arg.Type = "[]" + p.Name()
-		val := extractValue(v.Elem(), d+1)
-		if val != nil {
-			arg.Values = append(arg.Values, val)
-		}
 	}
 
 	return arg
diff --git a/server/grpc/extractor.go b/server/grpc/extractor.go
index 89c00ce9..753cc175 100644
--- a/server/grpc/extractor.go
+++ b/server/grpc/extractor.go
@@ -56,10 +56,6 @@ func extractValue(v reflect.Type, d int) *registry.Value {
 			p = p.Elem()
 		}
 		arg.Type = "[]" + p.Name()
-		val := extractValue(v.Elem(), d+1)
-		if val != nil {
-			arg.Values = append(arg.Values, val)
-		}
 	}
 
 	return arg