diff --git a/openstack/compute/v2/extensions/defsecrules/fixtures.go b/openstack/compute/v2/extensions/defsecrules/fixtures.go
index 9b1480f..c28e492 100644
--- a/openstack/compute/v2/extensions/defsecrules/fixtures.go
+++ b/openstack/compute/v2/extensions/defsecrules/fixtures.go
@@ -3,7 +3,6 @@
 import (
 	"fmt"
 	"net/http"
-	"strconv"
 	"testing"
 
 	th "github.com/rackspace/gophercloud/testhelper"
@@ -25,7 +24,7 @@
   "security_group_default_rules": [
     {
       "from_port": 80,
-      "id": 1,
+      "id": "{ruleID}",
       "ip_protocol": "TCP",
       "ip_range": {
         "cidr": "10.10.10.0/24"
@@ -61,7 +60,7 @@
 {
   "security_group_default_rule": {
     "from_port": 80,
-    "id": 1,
+    "id": "{ruleID}",
     "ip_protocol": "TCP",
     "ip_range": {
       "cidr": "10.10.12.0/24"
@@ -73,8 +72,8 @@
 	})
 }
 
-func mockGetRuleResponse(t *testing.T, ruleID int) {
-	url := rootPath + "/" + strconv.Itoa(ruleID)
+func mockGetRuleResponse(t *testing.T, ruleID string) {
+	url := rootPath + "/" + ruleID
 	th.Mux.HandleFunc(url, func(w http.ResponseWriter, r *http.Request) {
 		th.TestMethod(t, r, "GET")
 		th.TestHeader(t, r, "X-Auth-Token", fake.TokenID)
@@ -85,7 +84,7 @@
 		fmt.Fprintf(w, `
 {
   "security_group_default_rule": {
-    "id": 1,
+    "id": "{ruleID}",
     "from_port": 80,
     "to_port": 80,
     "ip_protocol": "TCP",
@@ -98,8 +97,8 @@
 	})
 }
 
-func mockDeleteRuleResponse(t *testing.T, ruleID int) {
-	url := rootPath + "/" + strconv.Itoa(ruleID)
+func mockDeleteRuleResponse(t *testing.T, ruleID string) {
+	url := rootPath + "/" + ruleID
 	th.Mux.HandleFunc(url, func(w http.ResponseWriter, r *http.Request) {
 		th.TestMethod(t, r, "DELETE")
 		th.TestHeader(t, r, "X-Auth-Token", fake.TokenID)
diff --git a/openstack/compute/v2/extensions/defsecrules/requests.go b/openstack/compute/v2/extensions/defsecrules/requests.go
index 702a7a7..7d19741 100644
--- a/openstack/compute/v2/extensions/defsecrules/requests.go
+++ b/openstack/compute/v2/extensions/defsecrules/requests.go
@@ -86,7 +86,7 @@
 }
 
 // Get will return details for a particular default rule.
-func Get(client *gophercloud.ServiceClient, id int) GetResult {
+func Get(client *gophercloud.ServiceClient, id string) GetResult {
 	var result GetResult
 
 	_, result.Err = perigee.Request("GET", resourceURL(client, id), perigee.Options{
@@ -99,7 +99,7 @@
 }
 
 // Delete will permanently delete a default rule from the project.
-func Delete(client *gophercloud.ServiceClient, id int) gophercloud.ErrResult {
+func Delete(client *gophercloud.ServiceClient, id string) gophercloud.ErrResult {
 	var result gophercloud.ErrResult
 
 	_, result.Err = perigee.Request("DELETE", resourceURL(client, id), perigee.Options{
diff --git a/openstack/compute/v2/extensions/defsecrules/requests_test.go b/openstack/compute/v2/extensions/defsecrules/requests_test.go
index 5f43b34..d4ebe87 100644
--- a/openstack/compute/v2/extensions/defsecrules/requests_test.go
+++ b/openstack/compute/v2/extensions/defsecrules/requests_test.go
@@ -9,7 +9,7 @@
 	"github.com/rackspace/gophercloud/testhelper/client"
 )
 
-const ruleID = 1
+const ruleID = "{ruleID}"
 
 func TestList(t *testing.T) {
 	th.SetupHTTP()
diff --git a/openstack/compute/v2/extensions/defsecrules/urls.go b/openstack/compute/v2/extensions/defsecrules/urls.go
index 07244f7..cc928ab 100644
--- a/openstack/compute/v2/extensions/defsecrules/urls.go
+++ b/openstack/compute/v2/extensions/defsecrules/urls.go
@@ -1,15 +1,11 @@
 package defsecrules
 
-import (
-	"strconv"
-
-	"github.com/rackspace/gophercloud"
-)
+import "github.com/rackspace/gophercloud"
 
 const rulepath = "os-security-group-default-rules"
 
-func resourceURL(c *gophercloud.ServiceClient, id int) string {
-	return c.ServiceURL(rulepath, strconv.Itoa(id))
+func resourceURL(c *gophercloud.ServiceClient, id string) string {
+	return c.ServiceURL(rulepath, id)
 }
 
 func rootURL(c *gophercloud.ServiceClient) string {