diff --git a/src/plugins/valgrind/memchecktool.cpp b/src/plugins/valgrind/memchecktool.cpp
index a0e4b539d1d..412418d2023 100644
--- a/src/plugins/valgrind/memchecktool.cpp
+++ b/src/plugins/valgrind/memchecktool.cpp
@@ -249,8 +249,6 @@ class MemcheckTool : public QObject
 public:
     MemcheckTool(QObject *parent);
 
-    void createWidgets();
-
     MemcheckRunControl *createRunControl(ProjectExplorer::RunConfiguration *runConfiguration,
                                          Core::Id runMode);