diff --git a/requirements.txt b/requirements.txt
index 86f1524..20ebaee 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ pyglet==1.3.2
 gym-retro==0.7.0
 graphviz==0.10.1
 h5py==2.9.0
-keras==2.2.4
+keras==2.13.1
 matplotlib==3.0.3
 tensorflow
 neat-python