diff --git a/test/create-diagram.spec.ts b/test/create-diagram.spec.ts
index 65794d71..30a04252 100644
--- a/test/create-diagram.spec.ts
+++ b/test/create-diagram.spec.ts
@@ -49,7 +49,10 @@ export class CreateDiagramSpec {
     try {
       await createDiagramFromString(testPlantUmlCode, "http://plantuml:8080");
     } catch (e) {
-      expect(e.message).to.equal(new Error('getaddrinfo ENOTFOUND plantuml plantuml:8080').message);
+      expect([
+        new Error('getaddrinfo ENOTFOUND plantuml plantuml:8080').message,
+        new Error('getaddrinfo EAI_AGAIN plantuml plantuml:8080').message,
+      ]).to.include(e.message);
     }
   }