diff --git a/src/openApi/v3/parser/getServices.spec.ts b/src/openApi/v3/parser/getServices.spec.ts
new file mode 100644
index 00000000..2530ddab
--- /dev/null
+++ b/src/openApi/v3/parser/getServices.spec.ts
@@ -0,0 +1,18 @@
+import { getServices } from './getServices';
+
+describe('getServices', () => {
+    it('should create a unnamed service if tags are empty', () => {
+        const services = getServices({
+            openapi: '3',
+            info: { title: 'x', version: '1' },
+            paths: {
+                '/api/trips': {
+                    get: { tags: [], responses: { 200: { description: 'X' }, default: { description: 'default' } } },
+                },
+            },
+        });
+
+        expect(services).toHaveLength(1);
+        expect(services[0].name).toEqual('Unnamed');
+    });
+});
diff --git a/src/openApi/v3/parser/getServices.ts b/src/openApi/v3/parser/getServices.ts
index 486608fd..f2375962 100644
--- a/src/openApi/v3/parser/getServices.ts
+++ b/src/openApi/v3/parser/getServices.ts
@@ -28,7 +28,8 @@ export function getServices(openApi: OpenApi): Service[] {
                         case 'patch':
                             // Each method contains an OpenAPI operation, we parse the operation
                             const op = path[method]!;
-                            const tags = op.tags?.filter(unique) || ['Service'];
+                            const uniqueTags = op.tags?.filter(unique);
+                            const tags = uniqueTags?.length ? uniqueTags : ['Unnamed'];
                             tags.forEach(tag => {
                                 const operation = getOperation(openApi, url, method, tag, op, pathParams);