1 files changed, 3 insertions, 1 deletions
diff --git a/src/main/java/design/model/Play.java b/src/main/java/design/model/Play.java
index cf44cd8..ca6dac2 100644
--- a/src/main/java/design/model/Play.java
+++ b/src/main/java/design/model/Play.java
@@ -1,5 +1,7 @@
 package design.model;
 
+import com.fasterxml.jackson.annotation.JsonCreator;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -7,7 +9,7 @@ public class Play {
     private final int distance;
     private final List<Swing> swings;
 
-    // for deserialization
+    @JsonCreator
     private Play(int distance, List<Swing> swings) {
         this.distance = distance;
         this.swings = swings;