diff --git a/io_scene_niftools/modules/nif_import/armature/__init__.py b/io_scene_niftools/modules/nif_import/armature/__init__.py
index 6387c00a8..936af2f08 100644
--- a/io_scene_niftools/modules/nif_import/armature/__init__.py
+++ b/io_scene_niftools/modules/nif_import/armature/__init__.py
@@ -244,7 +244,7 @@ def import_bone_bind(self, n_block, b_armature_data, n_armature, b_parent_bone=N
         b_bind = math.nif_bind_to_blender_bind(n_bind)
 
         # set the bone matrix - but set the tail first to prevent issues with zero-length bone
-        b_edit_bone.tail = mathutils.Vector([0,0,1])
+        b_edit_bone.tail = mathutils.Vector([0, 0, 1])
         b_edit_bone.matrix = b_bind
         # link to parent
         if b_parent_bone: