diff --git a/app/serializers/strain.js b/app/serializers/application.js
similarity index 57%
rename from app/serializers/strain.js
rename to app/serializers/application.js
index ddadf39..52f555e 100644
--- a/app/serializers/strain.js
+++ b/app/serializers/application.js
@@ -9,6 +9,17 @@ export default DS.RESTSerializer.extend({
     var belongsTo = snapshot.belongsTo(key);
     key = this.keyForRelationship ? this.keyForRelationship(key, "belongsTo", "serialize") : key;
     json[key] = Ember.isNone(belongsTo) ? belongsTo : +belongsTo.record.id;
-  }
+  },
+
+  serializeHasMany: function(snapshot, json, relationship) {
+    var key = relationship.key;
+    var hasMany = snapshot.hasMany(key);
+    key = this.keyForRelationship ? this.keyForRelationship(key, "hasMany", "serialize") : key;
+
+    json[key] = [];
+    hasMany.forEach((item) => {
+      json[key].push(+item.id);
+    });
+  },
 
 });
diff --git a/app/serializers/characteristic.js b/app/serializers/characteristic.js
deleted file mode 100644
index 41ce180..0000000
--- a/app/serializers/characteristic.js
+++ /dev/null
@@ -1,18 +0,0 @@
-import DS from 'ember-data';
-import Ember from 'ember';
-
-export default DS.RESTSerializer.extend({
-  isNewSerializerAPI: true,
-
-  serializeHasMany: function(snapshot, json, relationship) {
-    var key = relationship.key;
-    var hasMany = snapshot.hasMany(key);
-    key = this.keyForRelationship ? this.keyForRelationship(key, "hasMany", "serialize") : key;
-
-    json[key] = [];
-    hasMany.forEach((item) => {
-      json[key].push(+item.get('id'));
-    });
-  }
-
-});