diff --git a/requirements.txt b/requirements.txt
index 066d926..dcf01aa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 numpy==1.9.2
 dedupe==0.8.0.1.7
 dedupe-variable-address==0.0.4
-Flask==0.10.1
+Flask==1.0
 psycopg2==2.6.1
 csvkit==0.9.1
 requests==2.7.0