diff --git a/requirements.txt b/requirements.txt
index 976d29192abbbf89b8ee6064c0b4ec48d43ad268..cf80775f73b421f96875d48b4659f2b7adf852c9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 shapely
 scikit-image
-imgaug==0.4.0
+imgaug
 pyclipper
 lmdb
 tqdm