diff --git a/src/fe-common/core/window-commands.c b/src/fe-common/core/window-commands.c
index e8ec465d..c4107798 100644
--- a/src/fe-common/core/window-commands.c
+++ b/src/fe-common/core/window-commands.c
@@ -188,7 +188,7 @@ static void cmd_window_close(const char *data)
 	}
 
 	first_num = *first == '\0' ? active_win->refnum : atoi(first);
-	last_num = *last == '\0' ? active_win->refnum : atoi(last);
+	last_num = *last == '\0' ? first_num : atoi(last);
 
         /* get list of windows to destroy */
         destroys = NULL;