diff --git a/public/docs/ts/latest/guide/pipes.jade b/public/docs/ts/latest/guide/pipes.jade
index 08f064b226..b5bf013c96 100644
--- a/public/docs/ts/latest/guide/pipes.jade
+++ b/public/docs/ts/latest/guide/pipes.jade
@@ -207,7 +207,7 @@ figure.image-display
   The Async pipe saves boilerplate in the component code.
   The component doesn't have to subscribe to the async data source,
   it doesn't extract the resolved values and expose them for binding,
-  and (in the case of Obsevable stream sources like `EventEmitter`)
+  and (in the case of Observable stream sources like `EventEmitter`)
   the component doesn't have to unsubscribe when it is destroyed
   (a potent source of memory leaks).