Fix typo in README (`Additional`)
diff --git a/README.md b/README.md
index 9068b49..032d6c5 100644
--- a/README.md
+++ b/README.md
@@ -177,7 +177,7 @@
 ### destroy()
 ***
 
-### Aditional methods:
+### Additional methods:
 - updateTextDocumentData -- updates a text layer's data
 [More Info](https://github.com/airbnb/lottie-web/wiki/TextLayer.updateDocumentData)
 ***