diff --git a/src/plugins/projectexplorer/buildstepspage.h b/src/plugins/projectexplorer/buildstepspage.h
index 2bd25b0c25f2f670fb4a4048377533a0856ea619..b6c7e0ac099aa53cc35d2d610e1629eeadd97b6b 100644
--- a/src/plugins/projectexplorer/buildstepspage.h
+++ b/src/plugins/projectexplorer/buildstepspage.h
@@ -80,7 +80,6 @@ private slots:
     void removeBuildStep();
     void upBuildStep();
     void downBuildStep();
-    void toggleDetails();
     void updateSummary();
 
 private: