diff --git a/README.md b/README.md
index 088d168..9514505 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ const App = () => {
     // accuracy on android will be hardcoded to 1
     // since the value is not available.
     // For iOS, it is in degrees
-    CompassHeading.start(degree_update_rate, {heading, accuracy} => {
+    CompassHeading.start(degree_update_rate, ({heading, accuracy}) => {
       setCompassHeading(heading);
     });