1 files changed, 1 insertions, 1 deletions
diff --git a/test/unit/expr/attribute_black.h b/test/unit/expr/attribute_black.h
index 5f9a7ebce..d162171d6 100644
--- a/test/unit/expr/attribute_black.h
+++ b/test/unit/expr/attribute_black.h
@@ -145,7 +145,7 @@ public:
   }
 
   class Foo {
-    int blah;
+    int blah CVC4_UNUSED;
   public:
     Foo(int b) : blah(b) {}
   };