diff --git a/Activity01/requirements.txt b/Activity01/requirements.txt
index fea4f34..c3a9145 100644
--- a/Activity01/requirements.txt
+++ b/Activity01/requirements.txt
@@ -6,7 +6,7 @@ click==6.7
 colorama==0.3.9
 coverage==4.4.2
 enum34==1.1.6
-Flask==0.12.2
+Flask==1.0
 Flask-API==1.0
 Flask-Caching==1.3.3
 Flask-Cors==3.0.3