diff --git a/requirements.txt b/requirements.txt
index 314045fd1b..f5ec78e3b7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -54,3 +54,4 @@ disposable-email-domains
 # Uncomment the requirement for ldap3 if using ldap.
 # It is not included by default because of the GPL license conflict.
 # ldap3==2.2.4
+redash-stmo>=2018.4.0