diff --git a/unittests/CppInterOp/VariableReflectionTest.cpp b/unittests/CppInterOp/VariableReflectionTest.cpp
index 1ee1dff90..ceffc6bf7 100644
--- a/unittests/CppInterOp/VariableReflectionTest.cpp
+++ b/unittests/CppInterOp/VariableReflectionTest.cpp
@@ -111,7 +111,7 @@ TEST(VariableReflectionTest, GetVariableType) {
   } c;                                                            \
   int C::s_a = 12;
 
-#undef maybe unused
+#undef maybeunused
 CODE
 
 TEST(VariableReflectionTest, GetVariableOffset) {