diff --git a/requirements.txt b/requirements.txt
index ec93069..1c6bde8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-tensorflow==1.15.0
+tensorflow==1.15.4
 gym==0.17.2
 numpy==1.18.5
 pandas==1.0.5