diff --git a/gtm b/gtm
index 4c01f21..c4aeaec 100755
--- a/gtm
+++ b/gtm
@@ -1013,6 +1013,12 @@ def handle_keyboard_input(key, state: AppState) -> AppState:
     elif key in [78, ord('N')]:  # ASCII code for 'N' (uppercase)
         if state.search_matches:
             return jump_to_prev_match(state)
+    elif key in [99, ord('c')]:  # ASCII code for 'c'
+        if state.show_whole_diff or state.show_additions or state.show_deletions:
+            return jump_to_next_change(state)
+    elif key in [67, ord('C')]:  # ASCII code for 'C' (uppercase)
+        if state.show_whole_diff or state.show_additions or state.show_deletions:
+            return jump_to_prev_change(state)
     elif key in [112, ord('p')]:  # ASCII code for 'p'
         if state.show_whole_diff or state.show_additions or state.show_deletions:
             return jump_to_prev_change(state)