diff --git a/app/models/characteristic.js b/app/models/characteristic.js
index ca4c5d9..8851175 100644
--- a/app/models/characteristic.js
+++ b/app/models/characteristic.js
@@ -3,8 +3,8 @@ import DS from 'ember-data';
 export default DS.Model.extend({
   characteristicName    : DS.attr('string'),
   characteristicTypeName: DS.attr('string'),
-  strains               : DS.hasMany('strain', { async: true }),
-  measurements          : DS.hasMany('measurements', { async: true }),
+  strains               : DS.hasMany('strain', { async: false }),
+  measurements          : DS.hasMany('measurements', { async: false }),
   createdAt             : DS.attr('date'),
   updatedAt             : DS.attr('date'),
   deletedAt             : DS.attr('date'),
diff --git a/app/models/measurement.js b/app/models/measurement.js
index 32ceac5..80b6136 100644
--- a/app/models/measurement.js
+++ b/app/models/measurement.js
@@ -1,8 +1,8 @@
 import DS from 'ember-data';
 
 export default DS.Model.extend({
-  strain             : DS.belongsTo('strain', { async: true }),
-  characteristic     : DS.belongsTo('characteristic', { async: true }),
+  strain             : DS.belongsTo('strain', { async: false }),
+  characteristic     : DS.belongsTo('characteristic', { async: false }),
   textMeasurementType: DS.attr('string'),
   txtValue           : DS.attr('string'),
   numValue           : DS.attr('number'),
diff --git a/app/models/strain.js b/app/models/strain.js
index 1f54647..7bd4e50 100644
--- a/app/models/strain.js
+++ b/app/models/strain.js
@@ -2,7 +2,8 @@ import DS from 'ember-data';
 import Ember from 'ember';
 
 export default DS.Model.extend({
-  measurements       : DS.hasMany('measurements', { async: true }),
+  measurements       : DS.hasMany('measurements', { async: false }),
+  characteristics    : DS.hasMany('characteristics', { async: false }),
   species            : DS.belongsTo('species', { async: false }),
   strainName         : DS.attr('string'),
   typeStrain         : DS.attr('boolean'),