diff --git a/Open_Data_-_Ukrainian_Ports_Statistics/requirements.txt b/Open_Data_-_Ukrainian_Ports_Statistics/requirements.txt
index d4ff2a6..b98d6e0 100644
--- a/Open_Data_-_Ukrainian_Ports_Statistics/requirements.txt
+++ b/Open_Data_-_Ukrainian_Ports_Statistics/requirements.txt
@@ -1,4 +1,4 @@
-Flask==0.11.1
+Flask==1.0
 Jinja2==2.8
 MarkupSafe==0.23
 Werkzeug==0.11.10