diff --git a/src/index.test.ts b/src/index.test.ts
index 86165fe..c46c1be 100644
--- a/src/index.test.ts
+++ b/src/index.test.ts
@@ -77,6 +77,11 @@ describe("DnsCacheManager Lookup Tests", () => {
     expect(["1.2.3.4", "2001:db8::1"]).toContainEqual(result.address);
   });
 
+  test("dns.lookup override works with dns/promises", async () => {
+    const result = await dns.promises.lookup("test-jest.local");
+    expect(["1.2.3.4", "2001:db8::1"]).toContainEqual(result.address);
+  });
+
   test("updateCache merges entries", async () => {
     await manager.updateCache("custom.local", {
       addresses: { ipv4: ["1.1.1.1"], ipv6: [] },
diff --git a/src/index.ts b/src/index.ts
index 5f12ae0..079fd43 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -339,6 +339,7 @@ export class DnsCacheManager {
     };
 
     dns.lookup = wrappedLookup;
+    dns.promises.lookup = wrappedLookup.__promisify__;
   }
 
   async lookup(