diff --git a/mjx/requirements.txt b/mjx/requirements.txt
index d5cab687..9ac5f83d 100644
--- a/mjx/requirements.txt
+++ b/mjx/requirements.txt
@@ -65,7 +65,8 @@ scipy==1.11.3; python_version >= '3.9' \
     --hash=sha256:c77da50c9a91e23beb63c2a711ef9e9ca9a2060442757dffee34ea41847d8156 \
     --hash=sha256:9ea7f579182d83d00fed0e5c11a4aa5ffe01460444219dedc448a36adf0c3917 \
     --hash=sha256:5305792c7110e32ff155aed0df46aa60a60fc6e52cd4ee02cdeb67eaccd5356e \
-    --hash=sha256:a63d1ec9cadecce838467ce0631c17c15c7197ae61e49429434ba01d618caa83
+    --hash=sha256:a63d1ec9cadecce838467ce0631c17c15c7197ae61e49429434ba01d618caa83 \
+    --hash=sha256:715c9966eb8906bc67e450e962bd07a5254420077178f98258904da4004a172f
 setuptools==68.2.2 \
     --hash=sha256:b454a35605876da60632df1a60f736524eb73cc47bbc9f3f1ef1b644de74fd2a
 trimesh==4.0.0 \