diff --git a/openpype/lib/editorial.py b/openpype/lib/editorial.py
index bf868953ea..1ee21deedc 100644
--- a/openpype/lib/editorial.py
+++ b/openpype/lib/editorial.py
@@ -17,7 +17,7 @@ def otio_range_to_frame_range(otio_range):
     start = _ot.to_frames(
         otio_range.start_time, otio_range.start_time.rate)
     end = start + _ot.to_frames(
-        otio_range.duration, otio_range.duration.rate) - 1
+        otio_range.duration, otio_range.duration.rate)
     return start, end
 
 
@@ -254,7 +254,7 @@ def get_media_range_with_retimes(otio_clip, handle_start, handle_end):
         media_in + source_in + offset_in)
     media_out_trimmed = (
         media_in + source_in + (
-            ((source_range.duration.value - 1) * abs(
+            (source_range.duration.value * abs(
                 time_scalar)) + offset_out))
 
     # calculate available handles