diff --git a/io_scene_psk_psa/helpers.py b/io_scene_psk_psa/helpers.py
index e2af18b..47a2e02 100644
--- a/io_scene_psk_psa/helpers.py
+++ b/io_scene_psk_psa/helpers.py
@@ -27,7 +27,7 @@ def get_nla_strips_in_timeframe(object, frame_min, frame_max) -> List[NlaStrip]:
     strips = []
     for nla_track in object.animation_data.nla_tracks:
         for strip in nla_track.strips:
-            if strip.frame_end >= frame_min and strip.frame_start <= frame_max:
+            if strip.frame_start >= frame_min and strip.frame_end <= frame_max:
                 strips.append(strip)
     return strips