diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 379aae4..66d5249
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Keras==2.2.4
+Keras==2.13.1
 numpy==1.18.1
 pandas==1.0.1
 scikit-learn==0.21.2