diff --git a/openstack/compute/v2/extensions/defsecrules/fixtures.go b/openstack/compute/v2/extensions/defsecrules/fixtures.go
index 2e02870..4aa7530 100644
--- a/openstack/compute/v2/extensions/defsecrules/fixtures.go
+++ b/openstack/compute/v2/extensions/defsecrules/fixtures.go
@@ -97,3 +97,13 @@
 			`)
 	})
 }
+
+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)
+		w.Header().Add("Content-Type", "application/json")
+		w.WriteHeader(http.StatusAccepted)
+	})
+}
diff --git a/openstack/compute/v2/extensions/defsecrules/requests.go b/openstack/compute/v2/extensions/defsecrules/requests.go
index 7d304de..f324a00 100644
--- a/openstack/compute/v2/extensions/defsecrules/requests.go
+++ b/openstack/compute/v2/extensions/defsecrules/requests.go
@@ -96,3 +96,15 @@
 
 	return result
 }
+
+// Delete will permanently delete a default rule from the project.
+func Delete(client *gophercloud.ServiceClient, id string) gophercloud.ErrResult {
+	var result gophercloud.ErrResult
+
+	_, result.Err = perigee.Request("DELETE", resourceURL(client, id), perigee.Options{
+		MoreHeaders: client.AuthenticatedHeaders(),
+		OkCodes:     []int{202},
+	})
+
+	return result
+}
diff --git a/openstack/compute/v2/extensions/defsecrules/requests_test.go b/openstack/compute/v2/extensions/defsecrules/requests_test.go
index d220ede..bc12849 100644
--- a/openstack/compute/v2/extensions/defsecrules/requests_test.go
+++ b/openstack/compute/v2/extensions/defsecrules/requests_test.go
@@ -88,3 +88,13 @@
 
 	th.AssertDeepEquals(t, expected, group)
 }
+
+func TestDelete(t *testing.T) {
+	th.SetupHTTP()
+	defer th.TeardownHTTP()
+
+	mockDeleteRuleResponse(t, ruleID)
+
+	err := Delete(client.ServiceClient(), ruleID).ExtractErr()
+	th.AssertNoErr(t, err)
+}