diff --git a/js/controlbox.js b/js/controlbox.js
index c3f770d..1557df9 100644
--- a/js/controlbox.js
+++ b/js/controlbox.js
@@ -865,7 +865,7 @@ function(_yargs, d3, demos) {
 
       if (path[0] === 'branch') {
         if (path[2] === 'rebase') {
-          this.rebase[path[1]] = args.pop();
+          this.rebaseConfig[path[1]] = args.pop();
         }
       }
     },