diff --git a/napari_animation/frame_sequence.py b/napari_animation/frame_sequence.py
index 46af128..aae1bee 100644
--- a/napari_animation/frame_sequence.py
+++ b/napari_animation/frame_sequence.py
@@ -69,8 +69,12 @@ def __init__(self, key_frames: KeyFrameList, cache_size: int = 10) -> None:
         super().__init__()
         self._key_frames = key_frames
         key_frames.events.inserted.connect(self._rebuild_keyframe_index)
-        key_frames.events.removed.connect(self._rebuild_keyframe_index)
-        key_frames.events.changed.connect(self._rebuild_keyframe_index)
+        key_frames.events.removed.connect(
+            self._rebuild_keyframe_index, position="first"
+        )
+        key_frames.events.changed.connect(
+            self._rebuild_keyframe_index, position="first"
+        )
         key_frames.events.reordered.connect(self._rebuild_keyframe_index)
 
         self.__current_index = 0