diff --git a/src/buttons/docs/readme.md b/src/buttons/docs/readme.md
index 06ce0fccd6..02ae596ce8 100644
--- a/src/buttons/docs/readme.md
+++ b/src/buttons/docs/readme.md
@@ -1,3 +1,3 @@
 There are two directives that can make a group of buttons behave like a set of checkboxes, radio buttons, or a hybrid where radio buttons can be unchecked.
 
-In order to be able to uncheck the currently selected radio button, one can use the `uncheckable` attribute in tandem with `btn-radio`.
+In order to be able to uncheck the currently selected radio button, one can use the `uncheckable` attribute in tandem with `uib-btn-radio`.