diff --git a/back/requirements.txt b/back/requirements.txt
index 3c637791..89d317aa 100644
--- a/back/requirements.txt
+++ b/back/requirements.txt
@@ -4,7 +4,7 @@ paho-mqtt==1.6.1
 requests==2.31.0
 redis==5.0.0
 flask_cors==4.0.1
-bcrypt==4.0.1
+bcrypt==4.2.0
 google-auth==2.33.0
 python-dateutil==2.8.2
 gevent
\ No newline at end of file