diff --git a/src/drivers/s3.ts b/src/drivers/s3.ts
index 22efd6ce..e4c295c8 100644
--- a/src/drivers/s3.ts
+++ b/src/drivers/s3.ts
@@ -162,6 +162,7 @@ export default defineDriver((options: S3DriverOptions) => {
   return {
     name: DRIVER_NAME,
     options,
+    getInstance: getAwsClient,
     getItem(key) {
       return getObject(key).then((res) => (res ? res.text() : null));
     },
diff --git a/test/drivers/s3.test.ts b/test/drivers/s3.test.ts
index e507a9df..87ebce99 100644
--- a/test/drivers/s3.test.ts
+++ b/test/drivers/s3.test.ts
@@ -12,15 +12,17 @@ const region = process.env.VITE_S3_REGION;
 describe.skipIf(
   !accessKeyId || !secretAccessKey || !bucket || !endpoint || !region
 )("drivers: s3", () => {
+  const driver = () =>
+    s3Driver({
+      accessKeyId: accessKeyId!,
+      secretAccessKey: secretAccessKey!,
+      bucket: bucket!,
+      endpoint: endpoint!,
+      region: region!,
+    });
+
   testDriver({
-    driver: () =>
-      s3Driver({
-        accessKeyId: accessKeyId!,
-        secretAccessKey: secretAccessKey!,
-        bucket: bucket!,
-        endpoint: endpoint!,
-        region: region!,
-      }),
+    driver,
     additionalTests(ctx) {
       it("can access directly with / separator", async () => {
         await ctx.storage.set("foo/bar:baz", "ok");
@@ -40,6 +42,10 @@ describe.skipIf(
         expect(response.status).toBe(200);
         expect(await response.text()).toBe("ok");
       });
+
+      it("exposes instance", () => {
+        expect(driver().getInstance?.()).toBeInstanceOf(AwsClient);
+      });
     },
   });
 });