diff --git a/intro-to-databases/twitter-login/requirements.txt b/intro-to-databases/twitter-login/requirements.txt
index d7c0b2e..cef48f0 100644
--- a/intro-to-databases/twitter-login/requirements.txt
+++ b/intro-to-databases/twitter-login/requirements.txt
@@ -1,3 +1,3 @@
 oauth2
 psycopg2==2.7.5
-Flask==0.10.1
+Flask==1.0