2 files changed, 2 insertions, 2 deletions
diff --git a/test/unit/expr/expr_public.h b/test/unit/expr/expr_public.h
index da9434d79..ce1a23655 100644
--- a/test/unit/expr/expr_public.h
+++ b/test/unit/expr/expr_public.h
@@ -57,7 +57,7 @@ private:
     {
       char* argv[2];
       argv[0] = strdup("");
-      argv[1] = strdup("--output-language=ast");
+      argv[1] = strdup("--output-lang=ast");
       Options::parseOptions(&opts, 2, argv);
       free(argv[0]);
       free(argv[1]);
diff --git a/test/unit/expr/node_black.h b/test/unit/expr/node_black.h
index e4a0dbb36..5aafaeaa2 100644
--- a/test/unit/expr/node_black.h
+++ b/test/unit/expr/node_black.h
@@ -61,7 +61,7 @@ class NodeBlack : public CxxTest::TestSuite {
   {
     char* argv[2];
     argv[0] = strdup("");
-    argv[1] = strdup("--output-language=ast");
+    argv[1] = strdup("--output-lang=ast");
     Options::parseOptions(&opts, 2, argv);
     free(argv[0]);
     free(argv[1]);