diff --git a/src/plugins/squish/squishwizardpages.cpp b/src/plugins/squish/squishwizardpages.cpp
index 55d6aa371a8..0a18a81495f 100644
--- a/src/plugins/squish/squishwizardpages.cpp
+++ b/src/plugins/squish/squishwizardpages.cpp
@@ -311,6 +311,8 @@ Core::GeneratedFiles SquishFileGenerator::fileList(Utils::MacroExpander *expande
     QString aut = expander->expand(QString{"%{AUT}"});
     if (aut == Tr::tr("<None>"))
         aut.clear();
+    if (aut.contains(' '))
+        aut = QString('"' + aut + '"');
     const QString lang = expander->expand(QString{"%{Language}"});
     const QString toolkit = expander->expand(QString{"%{Toolkit}"});;
     const Utils::FilePath suiteConf = projectDir.pathAppended("suite.conf");