diff --git a/requirements.txt b/requirements.txt
index eaa220c7..01580868 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ cryptography==2.7
 dcplib==3.3.0
 docutils==0.15.2
 enum-compat==0.0.2
-Flask==1.1.1
+Flask==2.2.5
 furl==2.0.0
 idna==2.8
 inflection==0.3.1