diff --git a/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp b/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
index 61cd7a9611a..3e2bc91e7dd 100644
--- a/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
+++ b/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
@@ -30,7 +30,7 @@
 
 #include <QDebug>
 #include <QRegExp>
-#include <math.h>
+#include <cmath>
 
 #include <nodemetainfo.h>