diff --git a/misc/requirements/requirements-tests.txt b/misc/requirements/requirements-tests.txt
index e1123a1d7..0187026ce 100644
--- a/misc/requirements/requirements-tests.txt
+++ b/misc/requirements/requirements-tests.txt
@@ -6,7 +6,7 @@ click==6.7
 coverage==4.3.4
 decorator==4.0.11
 EasyProcess==0.2.3
-Flask==0.12
+Flask==0.12.1
 glob2==0.5
 httpbin==0.5.0
 hypothesis==3.7.0