diff --git a/requirements.txt b/requirements.txt
index e39633c..2f3b535 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 numpy
-gym>=0.8.0
+gym>=0.26.2
 tensorflow>=2.2.0
 tensorflow-probability>=0.10.0
 tensorflow-addons