diff --git a/openstack/compute/v2/extensions/startstop/requests.go b/openstack/compute/v2/extensions/startstop/requests.go
index 36b8240..99c91b0 100644
--- a/openstack/compute/v2/extensions/startstop/requests.go
+++ b/openstack/compute/v2/extensions/startstop/requests.go
@@ -13,7 +13,7 @@
 func Start(client *gophercloud.ServiceClient, id string) gophercloud.ErrResult {
 	var res gophercloud.ErrResult
 
-	reqBody := map[string](*interface{}){"os-start": nil}
+	reqBody := map[string]interface{}{"os-start": nil}
 
 	_, res.Err = perigee.Request("POST", actionURL(client, id), perigee.Options{
 		MoreHeaders: client.AuthenticatedHeaders(),
@@ -28,7 +28,7 @@
 func Stop(client *gophercloud.ServiceClient, id string) gophercloud.ErrResult {
 	var res gophercloud.ErrResult
 
-	reqBody := map[string](*interface{}){"os-stop": nil}
+	reqBody := map[string]interface{}{"os-stop": nil}
 
 	_, res.Err = perigee.Request("POST", actionURL(client, id), perigee.Options{
 		MoreHeaders: client.AuthenticatedHeaders(),