diff --git a/src/plugins/qt4projectmanager/qtoptionspage.cpp b/src/plugins/qt4projectmanager/qtoptionspage.cpp
index 12c42f4b85d09024c88700065d98df5242453bce..2367907cac7c34e9c45b47b95fe4ca9fda8d3ba4 100644
--- a/src/plugins/qt4projectmanager/qtoptionspage.cpp
+++ b/src/plugins/qt4projectmanager/qtoptionspage.cpp
@@ -83,6 +83,7 @@ void DebuggingHelperBuildTask::run(QFutureInterface<void> &future)
 ///
 
 QtOptionsPage::QtOptionsPage()
+    : m_widget(0)
 {
 }