diff --git a/performance/imi/requirements.txt b/performance/imi/requirements.txt
index 207c6461a..53d8f2fed 100644
--- a/performance/imi/requirements.txt
+++ b/performance/imi/requirements.txt
@@ -1,3 +1,3 @@
-Flask==0.10.1
+Flask==1.0
 argparse==1.2.1
 wsgiref==0.1.2