diff --git a/src/js/utils/easing.js b/src/js/utils/easing.js
index 9e15b77..c0341a7 100644
--- a/src/js/utils/easing.js
+++ b/src/js/utils/easing.js
@@ -7,13 +7,4 @@ function swing(p) {
   return 0.5 - Math.cos(p * Math.PI) / 2;
 }
 
-/**
- * Linear easing function.
- * @param {number} p The percentage of time that has passed.
- * @return {number}
- */
-function linear(p) {
-  return p;
-}
-
-export default {swing, linear};
+export default {swing};