diff --git a/mnist-client/requirements.txt b/mnist-client/requirements.txt
index 4a5cb4c94070c323e10ba0ecd36d13099a54b055..ae6f98b88e521de09d86db9f90d45ce1bf65efd5 100644
--- a/mnist-client/requirements.txt
+++ b/mnist-client/requirements.txt
@@ -1 +1 @@
-Flask==0.12
+flask>=1.0.0
diff --git a/serve/requirements.txt b/serve/requirements.txt
index 8efb58a12a9bcc01e6844b036ab249b4b9ff5a79..0a8ff729d5b6534016c175fcc07e038fbffe67a2 100644
--- a/serve/requirements.txt
+++ b/serve/requirements.txt
@@ -1,2 +1,2 @@
-Flask==0.12.2
+flask>=1.0.0
 Flask-CORS==3.0.3