diff --git a/README.md b/README.md
index b26b6d56..c5e8c2e2 100644
--- a/README.md
+++ b/README.md
@@ -500,7 +500,7 @@
     ```js
     var eventName = 'clicked_on_this'
     var metadata = { 'custom_dictionary': 123, 'anything': 'everything' }
-    Branch.userCompletedAction(eventName, metaData).then(function (res) {
+    Branch.userCompletedAction(eventName, metadata).then(function (res) {
       alert('Response: ' + JSON.stringify(res))
     }).catch(function (err) {
       alert('Error: ' + JSON.stringify(err.message))