diff --git a/codex-rs/tui/src/bottom_pane/textarea.rs b/codex-rs/tui/src/bottom_pane/textarea.rs
index d1b45675..dabc276a 100644
--- a/codex-rs/tui/src/bottom_pane/textarea.rs
+++ b/codex-rs/tui/src/bottom_pane/textarea.rs
@@ -295,6 +295,20 @@ impl TextArea {
             } => {
                 self.move_cursor_right();
             }
+            KeyEvent {
+                code: KeyCode::Char('b'),
+                modifiers: KeyModifiers::CONTROL,
+                ..
+            } => {
+                self.move_cursor_left();
+            }
+            KeyEvent {
+                code: KeyCode::Char('f'),
+                modifiers: KeyModifiers::CONTROL,
+                ..
+            } => {
+                self.move_cursor_right();
+            }
             // Some terminals send Alt+Arrow for word-wise movement:
             // Option/Left -> Alt+Left (previous word start)
             // Option/Right -> Alt+Right (next word end)
@@ -908,6 +922,22 @@ mod tests {
         assert_eq!(t.cursor(), t.text().len());
     }
 
+    #[test]
+    fn control_b_and_f_move_cursor() {
+        use crossterm::event::KeyCode;
+        use crossterm::event::KeyEvent;
+        use crossterm::event::KeyModifiers;
+
+        let mut t = ta_with("abcd");
+        t.set_cursor(1);
+
+        t.input(KeyEvent::new(KeyCode::Char('f'), KeyModifiers::CONTROL));
+        assert_eq!(t.cursor(), 2);
+
+        t.input(KeyEvent::new(KeyCode::Char('b'), KeyModifiers::CONTROL));
+        assert_eq!(t.cursor(), 1);
+    }
+
     #[test]
     fn cursor_vertical_movement_across_lines_and_bounds() {
         let mut t = ta_with("short\nloooooooooong\nmid");