1 files changed, 2 insertions, 0 deletions
diff --git a/src/main/java/design/persistence/JSONLeagueDatabase.java b/src/main/java/design/persistence/JSONLeagueDatabase.java
index 8a55065..6f3f2d2 100644
--- a/src/main/java/design/persistence/JSONLeagueDatabase.java
+++ b/src/main/java/design/persistence/JSONLeagueDatabase.java
@@ -45,6 +45,8 @@ public class JSONLeagueDatabase implements LeagueDatabase {
         module.addSerializer(Course.class, new Serializers.CourseIdSerializer());
         module.addDeserializer(Golfer.class, new Serializers.GolferUsernameDeserializer());
         module.addSerializer(Golfer.class, new Serializers.GolferUsernameSerializer());
+        module.addSerializer(Map.class, new Serializers.MapListSerializer());
+        module.addDeserializer(Map.class, new Serializers.MapListDeserializer());
         mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
         mapper.registerModule(module);
         mapper.setVisibility(PropertyAccessor.FIELD, JsonAutoDetect.Visibility.ANY);