diff --git a/requirements.txt b/requirements.txt
index a4f6f83f8..ef1be61b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 gym==0.14.0
-numpy==1.18.4
+numpy==1.22.0
 scipy==1.1.0
 lxml==4.4.1
 pyprind==2.11.2