diff --git a/src/plugins/autotest/itemdatacache.h b/src/plugins/autotest/itemdatacache.h
index 6306a0c4d89..66e9b226ca5 100644
--- a/src/plugins/autotest/itemdatacache.h
+++ b/src/plugins/autotest/itemdatacache.h
@@ -30,6 +30,7 @@
 
 #include <utils/optional.h>
 
+#include <QRegularExpression>
 #include <QVariantHash>
 
 namespace Autotest {