diff --git a/ctfdbapi/requirements.txt b/ctfdbapi/requirements.txt
index de58912..820ad5f 100644
--- a/ctfdbapi/requirements.txt
+++ b/ctfdbapi/requirements.txt
@@ -11,7 +11,7 @@ cffi==1.11.5
 chardet==3.0.4
 click==6.7
 cryptography==2.4.2
-Flask==0.12.2
+Flask==1.0
 Flask-Admin==1.5.3
 Flask-BabelEx==0.9.3
 Flask-BasicAuth==0.2.0