diff --git a/master.cfg b/master.cfg
index 5947dd2..6bc6f11 100644
--- a/master.cfg
+++ b/master.cfg
@@ -320,6 +320,12 @@ add_builder(c,
             generic_builder,
             branch='master',
             hour=1)
+add_builder(c,
+            '291',
+            ['windows', 'macOS_10_15', 'linux_centos7'],
+            generic_builder,
+            branch='blender-v2.91-release',
+            hour=1)
 add_builder(c,
             '290',
             ['windows', 'macOS_10_15', 'linux_centos7'],