HISTORY.md in chargify_api_ares-1.4.14 vs HISTORY.md in chargify_api_ares-1.4.15

- old
+ new

@@ -1,4 +1,9 @@
+## 1.4.15 / June 20, 2018
+
+* Changes Subscription#remove_coupon to use coupon_code instead of code [PR 165](https://github.com/chargify/chargify_api_ares/pull/165).  
+  With this change, the currently applied coupon code must be passed for removal to occur.
+
 ## 1.4.14 / December 7, 2017
 
 * Allows canceling a subscription with all supported attributes [PR 161](https://github.com/chargify/chargify_api_ares/pull/161)
 
 ## 1.4.13 / July 21, 2017