Correct spelling/typo.

diff --git a/README.md b/README.md
index 6abcee3146838d3bdb902b199b30532a62ee10bd..d44bce48c369783f6bf0494c37e1c6f37aa58fde 100755 (executable)
--- a/README.md
+++ b/README.md
@@ -169,7 +169,7 @@ The `<defs>` element is a container element for referenced elements. Elements th
 var defs = draw.defs()
 ```
 
-The defs are also availabel on any other element through the `doc()` method:
+The defs are also available on any other element through the `doc()` method:
 
 ```javascript
 var defs = rect.doc().defs()