diff --git a/requirements.txt b/requirements.txt
index dff383b..137d313 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-pyotp
-pyqrcode
-requests
\ No newline at end of file
+pyotp==2.3.0
+pyqrcode==1.2.1
+requests==2.22.0
\ No newline at end of file