diff --git a/spec/index.spec.js b/spec/index.spec.js
index 5622730b..821f5d16 100644
--- a/spec/index.spec.js
+++ b/spec/index.spec.js
@@ -239,4 +239,11 @@ describe('server', () => {
     expect(typeof ParseServer.default.createLiveQueryServer).toEqual('function');
     done();
   });
+
+  it('exposes all the "core" adapters', done => {
+    expect(ParseServer.S3Adapter).toThrow();
+    expect(ParseServer.GCSAdapter).toThrow('GCSAdapter requires an projectId');
+    expect(ParseServer.FileSystemAdapter).toThrow();
+    done();
+  });
 });
diff --git a/src/index.js b/src/index.js
index 02bf6d81..bdf6b342 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,8 +1,8 @@
-import winston                   from 'winston';
-import ParseServer           from './ParseServer';
-import { GCSAdapter }        from 'parse-server-gcs-adapter';
-import { S3Adapter }         from 'parse-server-s3-adapter';
-import { FileSystemAdapter } from 'parse-server-fs-adapter';
+import winston           from 'winston';
+import ParseServer       from './ParseServer';
+import GCSAdapter        from 'parse-server-gcs-adapter';
+import S3Adapter         from 'parse-server-s3-adapter';
+import FileSystemAdapter from 'parse-server-fs-adapter';
 
 if (process.env.VERBOSE || process.env.VERBOSE_PARSE_SERVER) {
   winston.level = 'silly';