diff --git a/requirements.txt b/requirements.txt
index d6895ef..4c2cce1 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 # pip install -U -r requirements.txt
 Cython
-numpy>=1.17.3
+numpy>=1.18.5
 opencv-python
 torch>=1.5.1
 matplotlib