diff --git a/build/qemu/metadata_mock/requirements.txt b/build/qemu/metadata_mock/requirements.txt
index 8d96e0d..d934093 100644
--- a/build/qemu/metadata_mock/requirements.txt
+++ b/build/qemu/metadata_mock/requirements.txt
@@ -1 +1 @@
-flask==0.10
+flask==1.0