diff --git a/openstack/db/v1/flavors/requests_test.go b/openstack/db/v1/flavors/requests_test.go
index 0afe9bb..88b5871 100644
--- a/openstack/db/v1/flavors/requests_test.go
+++ b/openstack/db/v1/flavors/requests_test.go
@@ -25,7 +25,7 @@
 
 		expected := []Flavor{
 			Flavor{
-				ID:   1,
+				ID:   "1",
 				Name: "m1.tiny",
 				RAM:  512,
 				Links: []gophercloud.Link{
@@ -34,7 +34,7 @@
 				},
 			},
 			Flavor{
-				ID:   2,
+				ID:   "2",
 				Name: "m1.small",
 				RAM:  1024,
 				Links: []gophercloud.Link{
@@ -43,7 +43,7 @@
 				},
 			},
 			Flavor{
-				ID:   3,
+				ID:   "3",
 				Name: "m1.medium",
 				RAM:  2048,
 				Links: []gophercloud.Link{
@@ -52,7 +52,7 @@
 				},
 			},
 			Flavor{
-				ID:   4,
+				ID:   "4",
 				Name: "m1.large",
 				RAM:  4096,
 				Links: []gophercloud.Link{
@@ -79,7 +79,7 @@
 	th.AssertNoErr(t, err)
 
 	expected := &Flavor{
-		ID:   1,
+		ID:   "1",
 		Name: "m1.tiny",
 		RAM:  512,
 		Links: []gophercloud.Link{
diff --git a/openstack/db/v1/flavors/results.go b/openstack/db/v1/flavors/results.go
index d3f507e..2089f67 100644
--- a/openstack/db/v1/flavors/results.go
+++ b/openstack/db/v1/flavors/results.go
@@ -28,7 +28,7 @@
 // Flavor records represent (virtual) hardware configurations for server resources in a region.
 type Flavor struct {
 	// The flavor's unique identifier.
-	ID int `mapstructure:"id"`
+	ID string `mapstructure:"id"`
 
 	// The RAM capacity for the flavor.
 	RAM int `mapstructure:"ram"`