diff --git a/mkspecs/features/qt_configure.prf b/mkspecs/features/qt_configure.prf
index 7ca65c92b3f..e845bf15770 100644
--- a/mkspecs/features/qt_configure.prf
+++ b/mkspecs/features/qt_configure.prf
@@ -338,7 +338,7 @@ defineTest(qtConfParseCommandLine) {
                 qtConfAddWarning("Command line option -skip is only effective in top-level builds.")
                 skipOptionWarningAdded = 1
             }
-            $$qtConfGetNextCommandlineArg()
+            val = $$qtConfGetNextCommandlineArg()
             next()
         }