Rename Result.Resp to Result.Body.
diff --git a/openstack/common/extensions/requests.go b/openstack/common/extensions/requests.go
index 000151b..79ea63d 100755
--- a/openstack/common/extensions/requests.go
+++ b/openstack/common/extensions/requests.go
@@ -11,7 +11,7 @@
 	var res GetResult
 	_, res.Err = perigee.Request("GET", ExtensionURL(c, alias), perigee.Options{
 		MoreHeaders: c.Provider.AuthenticatedHeaders(),
-		Results:     &res.Resp,
+		Results:     &res.Body,
 		OkCodes:     []int{200},
 	})
 	return res
diff --git a/openstack/common/extensions/results.go b/openstack/common/extensions/results.go
index 123c33f..777d083 100755
--- a/openstack/common/extensions/results.go
+++ b/openstack/common/extensions/results.go
@@ -22,7 +22,7 @@
 		Extension *Extension `json:"extension"`
 	}
 
-	err := mapstructure.Decode(r.Resp, &res)
+	err := mapstructure.Decode(r.Body, &res)
 
 	return res.Extension, err
 }