Remove version from the extensions resource URLs.
diff --git a/openstack/common/extensions/requests_test.go b/openstack/common/extensions/requests_test.go
index 5741280..b0f655a 100644
--- a/openstack/common/extensions/requests_test.go
+++ b/openstack/common/extensions/requests_test.go
@@ -25,7 +25,7 @@
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
 
-	th.Mux.HandleFunc("/v2.0/extensions", func(w http.ResponseWriter, r *http.Request) {
+	th.Mux.HandleFunc("/extensions", func(w http.ResponseWriter, r *http.Request) {
 		th.TestMethod(t, r, "GET")
 		th.TestHeader(t, r, "X-Auth-Token", TokenID)
 
@@ -33,16 +33,16 @@
 
 		fmt.Fprintf(w, `
 {
-    "extensions": [
-        {
-            "updated": "2013-01-20T00:00:00-00:00",
-            "name": "Neutron Service Type Management",
-            "links": [],
-            "namespace": "http://docs.openstack.org/ext/neutron/service-type/api/v1.0",
-            "alias": "service-type",
-            "description": "API for retrieving service providers for Neutron advanced services"
-        }
-    ]
+	"extensions": [
+		{
+			"updated": "2013-01-20T00:00:00-00:00",
+			"name": "Neutron Service Type Management",
+			"links": [],
+			"namespace": "http://docs.openstack.org/ext/neutron/service-type/api/v1.0",
+			"alias": "service-type",
+			"description": "API for retrieving service providers for Neutron advanced services"
+		}
+	]
 }
 			`)
 	})
@@ -90,14 +90,14 @@
 
 		fmt.Fprintf(w, `
 {
-    "extension": {
-        "updated": "2013-02-03T10:00:00-00:00",
-        "name": "agent",
-        "links": [],
-        "namespace": "http://docs.openstack.org/ext/agent/api/v2.0",
-        "alias": "agent",
-        "description": "The agent management extension."
-    }
+	"extension": {
+		"updated": "2013-02-03T10:00:00-00:00",
+		"name": "agent",
+		"links": [],
+		"namespace": "http://docs.openstack.org/ext/agent/api/v2.0",
+		"alias": "agent",
+		"description": "The agent management extension."
+	}
 }
 		`)
 
diff --git a/openstack/common/extensions/urls.go b/openstack/common/extensions/urls.go
index e31e76c..2d9a563 100644
--- a/openstack/common/extensions/urls.go
+++ b/openstack/common/extensions/urls.go
@@ -2,12 +2,10 @@
 
 import "github.com/rackspace/gophercloud"
 
-const version = "v2.0"
-
 func extensionURL(c *gophercloud.ServiceClient, name string) string {
-	return c.ServiceURL(version, "extensions", name)
+	return c.ServiceURL("extensions", name)
 }
 
 func listExtensionURL(c *gophercloud.ServiceClient) string {
-	return c.ServiceURL(version, "extensions")
+	return c.ServiceURL("extensions")
 }
diff --git a/openstack/common/extensions/urls_test.go b/openstack/common/extensions/urls_test.go
index 2a1e6a1..94c36cc 100644
--- a/openstack/common/extensions/urls_test.go
+++ b/openstack/common/extensions/urls_test.go
@@ -15,12 +15,12 @@
 
 func TestExtensionURL(t *testing.T) {
 	actual := extensionURL(endpointClient(), "agent")
-	expected := endpoint + "v2.0/extensions/agent"
+	expected := endpoint + "extensions/agent"
 	th.AssertEquals(t, expected, actual)
 }
 
 func TestListExtensionURL(t *testing.T) {
 	actual := listExtensionURL(endpointClient())
-	expected := endpoint + "v2.0/extensions"
+	expected := endpoint + "extensions"
 	th.AssertEquals(t, expected, actual)
 }