diff --git a/requirements.txt b/requirements.txt
index 5d8544a80..112feae1b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask>=0.12,<0.13
+Flask==0.12.2
 jinja2==2.9.6
 
 # WSGI Containers