diff --git a/openstack/compute/v2/servers/requests.go b/openstack/compute/v2/servers/requests.go
index 2740a60..ed35b33 100644
--- a/openstack/compute/v2/servers/requests.go
+++ b/openstack/compute/v2/servers/requests.go
@@ -171,6 +171,7 @@
 		for i, groupName := range opts.SecurityGroups {
 			securityGroups[i] = map[string]interface{}{"name": groupName}
 		}
+		server["security_groups"] = securityGroups
 	}
 
 	if len(opts.Networks) > 0 {