diff --git a/requirements.txt b/requirements.txt
index 7a9db1e..91f61bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ mpi4py==3.0.0
 mujoco-py==0.5.7
 nbformat==4.4.0
 nose==1.3.7
-numpy==1.15.1
+numpy==1.22.0
 Pillow==5.2.0
 pip==10.0.1
 plotly==3.2.0