diff --git a/retarget.py b/retarget.py
index 764f3b9..a32c103 100644
--- a/retarget.py
+++ b/retarget.py
@@ -251,6 +251,10 @@ def main():
     # imported action reads '<Armature>|<name>' — the same shape Mixamo's anim-only FBXs use.
     bpy.context.scene.name = name
     target.animation_data.action.name = name
+    # bake_anim exports the SCENE frame range, not the action's. Left at Blender's factory 1..250
+    # this silently mangled every clip: shorter ones gained a frozen tail (98f clip -> 250f), longer
+    # ones were truncated (the 317f gymnasts clip lost 67 frames / 2.2s). Pin it to the real range.
+    bpy.context.scene.frame_start, bpy.context.scene.frame_end = f0, f1
     export_fbx(target, fbx)
     # sanity: the FBX action must carry keys on the driven bones
     assert target.animation_data and target.animation_data.action, "no baked action on target"