diff --git a/src/libs/utils/processreaper.cpp b/src/libs/utils/processreaper.cpp
index a9825fd6c27..025d0cdd201 100644
--- a/src/libs/utils/processreaper.cpp
+++ b/src/libs/utils/processreaper.cpp
@@ -27,6 +27,7 @@
 #include "qtcassert.h"
 
 #include <QCoreApplication>
+#include <QDebug>
 #include <QElapsedTimer>
 #include <QHash>
 #include <QProcess>