diff --git a/yolox/layers/fast_coco_eval_api.py b/yolox/layers/fast_coco_eval_api.py
index 5f3aeb551..31b5aaa5a 100644
--- a/yolox/layers/fast_coco_eval_api.py
+++ b/yolox/layers/fast_coco_eval_api.py
@@ -11,7 +11,7 @@
 import numpy as np
 from pycocotools.cocoeval import COCOeval
 
-from .jit_ops import FastCOCOEvalOp
+from jit_ops import FastCOCOEvalOp
 
 
 class COCOeval_opt(COCOeval):