diff --git a/tests/requirements.txt b/tests/requirements.txt
index c2ce7ff5..982e0903 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -18,6 +18,4 @@ django
 requests
 gevent
 
-# https://github.com/microsoft/ptvsd/issues/1574
-# Remove specific version once Flask 1.1.2 is released.
-flask==1.0.3
+flask>=1.1.2