diff --git a/requirements-dev.txt b/requirements-dev.txt
old mode 100755
new mode 100644
index 8cd59db..b45a7e6
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@
 pytest
 pytest-cov
 codecov
-tensorflow==2.2.0
+tensorflow==2.2.1
 python-dotenv
 scikit-learn
 jupyterlab