1 files changed, 2 insertions, 0 deletions
diff --git a/src/edit.zig b/src/edit.zig
index 9398674a..39050b9d 100644
--- a/src/edit.zig
+++ b/src/edit.zig
@@ -656,6 +656,8 @@ pub fn insertKey(p: *Pardes, t: *Text, key: Key) void {
         t.reg_wait = true;
         return;
     }
+    // helix commit_undo_checkpoint: `u` after the session goes back to here
+    if (hit(key, config.insert_checkpoint)) return pushUndo(p, t);
     // helix maps every range through each insert-mode edit (Range::map):
     // the edits below work on the bare cursor, and the range the cursor
     // heads is carried through what they did to the text afterwards