diff --git a/tests/auto/corelib/tools/collections/tst_collections.cpp b/tests/auto/corelib/tools/collections/tst_collections.cpp
index 1aded0b4409..cf5a0b692e9 100644
--- a/tests/auto/corelib/tools/collections/tst_collections.cpp
+++ b/tests/auto/corelib/tools/collections/tst_collections.cpp
@@ -2831,8 +2831,8 @@ void instantiateContainer()
     container.clear();
     container.contains(value);
     container.size();
-    container.empty();
-    container.isEmpty();
+    Q_UNUSED(container.empty());
+    Q_UNUSED(container.isEmpty());
     container.size();
 
     Q_UNUSED((container != constContainer));