1 files changed, 1 insertions, 1 deletions
diff --git a/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py b/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py
index d70f4de2..f1e94d9e 100755
--- a/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py
+++ b/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py
@@ -157,7 +157,7 @@ def get_bone_matrix(blender_object_if_armature: typing.Optional[bpy.types.Object
     while frame <= end_frame:
         data[frame] = {}
         # we need to bake in the constraints
-        bpy.context.scene.frame_set(frame)
+        bpy.context.scene.frame_set(int(frame))
         for pbone in blender_object_if_armature.pose.bones:
             if bake_bone is None:
                 matrix = pbone.matrix_basis.copy()