diff --git a/.travis.yml b/.travis.yml
index c4a3864..405a494 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,7 @@
 language: node_js
 node_js:
-  - "node"
+# Removed until v11 bug is resolve see #43
+# - "node"
   - "10"
   - "8"
   - "6"
diff --git a/src/constants.ts b/src/constants.ts
new file mode 100644
index 0000000..8f6a034
--- /dev/null
+++ b/src/constants.ts
@@ -0,0 +1,2 @@
+export const PAGE_KEY = 'page';
+export const CONTINUATION_KEY = 'continuation';
diff --git a/src/index.ts b/src/index.ts
index 678b796..0a5a4f4 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,6 +1,8 @@
 import {Sdk, SdkConfig} from './types';
 import request from './request';
 
+export * from './constants';
+
 const DEFAULT_API_URL = 'https://www.eventbriteapi.com/v3';
 
 const eventbrite = ({