diff --git a/requirements.txt b/requirements.txt
index 4bb0ca69f..032bdcd02 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 cachetools==2.0.0
 cassandra-driver==3.9.0
 ConcurrentLogHandler==0.9.1
-Flask==0.12
+Flask==1.0
 futures==2.2.0
 GeoAlchemy2==0.4.0
 geomag==0.9.2015