diff --git a/public/docs/ts/latest/tutorial/toh-pt5.jade b/public/docs/ts/latest/tutorial/toh-pt5.jade
index 13a412d1cf..922c037128 100644
--- a/public/docs/ts/latest/tutorial/toh-pt5.jade
+++ b/public/docs/ts/latest/tutorial/toh-pt5.jade
@@ -518,7 +518,7 @@ figure.image-display
 :marked
   ### Format with the *UpperCasePipe*
   
-  Notice that the hero's name is displayed in CAPITAL LETERS. That's the effect of the `UpperCasePipe`
+  Notice that the hero's name is displayed in CAPITAL LETTERS. That's the effect of the `UpperCasePipe`
   that we slipped into the interpolation binding. Look for it right after the pipe operator, ( | ).
 +makeExample('toh-5/ts/app/heroes.component.html','pipe')(format=".")
 :marked