diff --git a/requirements.txt b/requirements.txt
index b690a57..44eca5c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 chempy==0.8.2
-Flask==2.1.2
+Flask==2.3.2
 gunicorn==20.1.0
 mendeleev==0.9.0
 Pillow==9.2.0
\ No newline at end of file