diff --git a/protocol/tags_test.go b/protocol/tags_test.go
index 74a0583338..30ff4ed3b2 100644
--- a/protocol/tags_test.go
+++ b/protocol/tags_test.go
@@ -31,7 +31,7 @@ import (
 // getConstValues uses the AST to get a list of the values of declared const
 // variables of the provided typeName in a specified fileName.
 // if returnNames is true, it returns the names of the const variables instead.
-func getConstValues(t *testing.T, fileName string, typeName string, returnNames bool) []string {
+func getConstValues(t *testing.T, fileName string, typeName string, namesOnly bool) []string {
 	fset := token.NewFileSet()
 	f, err := parser.ParseFile(fset, fileName, nil, 0)
 	require.NoError(t, err)