diff --git a/requirements.txt b/requirements.txt
index 90767dd..8ba06ad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 elasticsearch==6.3.1
 elasticsearch-dsl==6.3.1
-Flask==0.11.1
+Flask==1.0
 Flask-Cors==2.1.2
 flasgger==0.9.2
 Flask-Limiter==1.0.1