diff --git a/src/plugins/debugger/cdb/cdbdebugoutput.cpp b/src/plugins/debugger/cdb/cdbdebugoutput.cpp
index e0d1b87d0be..c5ff9618657 100644
--- a/src/plugins/debugger/cdb/cdbdebugoutput.cpp
+++ b/src/plugins/debugger/cdb/cdbdebugoutput.cpp
@@ -32,6 +32,8 @@
 #include "cdbengine_p.h"
 #include "cdbcom.h"
 
+#include <QtCore/QDebug>
+
 namespace Debugger {
 namespace Internal {