diff --git a/docs/3-retrieving-data-as-lists.md b/docs/3-retrieving-data-as-lists.md
index 982dcbc98..79173f356 100644
--- a/docs/3-retrieving-data-as-lists.md
+++ b/docs/3-retrieving-data-as-lists.md
@@ -80,7 +80,7 @@ class AppComponent {
 
 ### API Summary
 
-The table below highlights some of the common methods on the `FirebaseObjectObservale`.
+The table below highlights some of the common methods on the `FirebaseObjectObservable`.
 
 | method   |                    | 
 | ---------|--------------------|