diff --git a/WPrefs.app/Expert.c b/WPrefs.app/Expert.c
index b9f9dc35..8195d876 100644
--- a/WPrefs.app/Expert.c
+++ b/WPrefs.app/Expert.c
@@ -119,7 +119,9 @@ static const struct {
 	  /* default: */ False, OPTION_WMAKER, "DbClickFullScreen" },
 
 	{ N_("Close rootmenu when mouse (left or right) is clicked outside focus."),
-	  /* default: */ False, OPTION_WMAKER, "CloseRootMenuByLeftOrRightMouseClick" }
+	  /* default: */ False, OPTION_WMAKER, "CloseRootMenuByLeftOrRightMouseClick" },
+	{ N_("Keep dock on primary head."),
+	  /* default: */ False, OPTION_WMAKER, "KeepDockOnPrimaryHead"},
 
 };