diff --git a/requirements.txt b/requirements.txt
index 67ae150..f2e2e43 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
 
-tempest>=17.1.0 # Apache-2.0
+tempest>=27.0.0 # Apache-2.0
 cryptography>=2.1 # BSD/Apache-2.0
 
 oslo.config>=5.2.0 # Apache-2.0