diff --git a/src/plugins/qbsprojectmanager/defaultpropertyprovider.cpp b/src/plugins/qbsprojectmanager/defaultpropertyprovider.cpp
index 32c19f2ff35..6488b81d6f9 100644
--- a/src/plugins/qbsprojectmanager/defaultpropertyprovider.cpp
+++ b/src/plugins/qbsprojectmanager/defaultpropertyprovider.cpp
@@ -44,6 +44,7 @@
 
 #include <QDir>
 #include <QFileInfo>
+#include <QRegularExpression>
 #include <QSettings>
 
 namespace QbsProjectManager {