diff --git a/images/container-utils/requirements.txt b/images/container-utils/requirements.txt
index 4b7cc9c13..e35d9ae69 100644
--- a/images/container-utils/requirements.txt
+++ b/images/container-utils/requirements.txt
@@ -1,2 +1,2 @@
-Flask==0.10.1
+Flask==1.0
 requests==2.6.0
\ No newline at end of file