diff --git a/requirements.txt b/requirements.txt
index fc66da5..c2409a5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-tornado==6.4
+tornado==6.3.3
 isodate==0.6.1
-pytest==7.4.4
+pytest==7.4.3
 GitPython==3.1.42
\ No newline at end of file