diff --git a/requirements.txt b/requirements.txt
index e0225fb..643ad04 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-keras==2.2.4
+keras==2.13.1
 numpy==1.16.4
 pytest==4.6.4  
 pep8==1.7.1