CHANGELOG.md in node_mutation-1.3.0 vs CHANGELOG.md in node_mutation-1.3.1

@@ -1,6 +1,10 @@
 # NodeMutation
 
+## 1.3.1 (2022-09-15)
+
+* Add `NodeMutation::Result.to_hash`
+
 ## 1.3.0 (2022-09-15)
 
 * Add `NodeMutation#test`
 
 ## 1.2.1 (2022-07-22)