diff --git a/ConvLab/requirements.txt b/ConvLab/requirements.txt
index e4d54d1..128ea52 100644
--- a/ConvLab/requirements.txt
+++ b/ConvLab/requirements.txt
@@ -72,7 +72,7 @@ msgpack-numpy==0.4.3.2
 murmurhash==1.0.2
 nbformat==4.4.0
 nltk==3.4
-numpy==1.16.3
+numpy==1.22.0
 numpydoc==0.8.0
 overrides==1.9
 packaging==19.0