diff --git a/kdesrc-build b/kdesrc-build
index b353b8f..654758d 100755
--- a/kdesrc-build
+++ b/kdesrc-build
@@ -4538,8 +4538,8 @@ sub log_command
         # Make sure we log everything.
         # In the case of Qt, we may have forced on progress output so let's
         # leave that interactive to keep the logs sane.
-        if($module->buildSystemType() eq 'Qt' &&
-           $module->buildSystem()->forceProgressOutput())
+        if(!($module->buildSystemType() eq 'Qt' &&
+           $module->buildSystem()->forceProgressOutput()))
         {
             open (STDERR, ">&STDOUT");
         }