diff --git a/vim-sample/src/mappings.ts b/vim-sample/src/mappings.ts
index d1054410..00bca69e 100644
--- a/vim-sample/src/mappings.ts
+++ b/vim-sample/src/mappings.ts
@@ -106,8 +106,8 @@ defineMotionCommand('tabm.', Motions.MoveActiveEditorCenter);
 
 // Scroll motions
 defineMotionCommand('e', Motions.ScrollDownByLine, {ctrl: true});
-defineMotionCommand('f', Motions.ScrollDownByHalfPage, {ctrl: true});
-// defineMotionCommand('f', Motions.ScrollDownByPage, {ctrl: true});
+defineMotionCommand('d', Motions.ScrollDownByHalfPage, {ctrl: true});
+defineMotionCommand('f', Motions.ScrollDownByPage, {ctrl: true});
 defineMotionCommand('y', Motions.ScrollUpByLine, {ctrl: true});
 defineMotionCommand('u', Motions.ScrollUpByHalfPage, {ctrl: true});
 defineMotionCommand('b', Motions.ScrollUpByPage, { ctrl: true });