diff --git a/lib/datasource.js b/lib/datasource.js
index 8b5d51ab..774362c7 100644
--- a/lib/datasource.js
+++ b/lib/datasource.js
@@ -399,7 +399,8 @@ DataSource.prototype.defineRelations = function (modelClass, relations) {
           var params = {
             foreignKey: relation.foreignKey,
             as: name,
-            model: model
+            model: model,
+            options: relation.options
           };
           if (throughModel) {
             params.through = throughModel;
@@ -418,7 +419,8 @@ DataSource.prototype.defineRelations = function (modelClass, relations) {
             foreignKey: relation.foreignKey,
             as: name,
             model: targetModel,
-            through: model
+            through: model,
+            options: relation.options
           };
           modelClass[relation.type].call(modelClass, name, params);
         }
@@ -444,7 +446,8 @@ DataSource.prototype.defineRelations = function (modelClass, relations) {
         var params = {
           foreignKey: r.foreignKey,
           as: rn,
-          model: targetModel
+          model: targetModel,
+          options: r.options
         };
         if (throughModel) {
           params.through = throughModel;
diff --git a/lib/relation-definition.js b/lib/relation-definition.js
index 13d1914e..1b590bf3 100644
--- a/lib/relation-definition.js
+++ b/lib/relation-definition.js
@@ -70,6 +70,7 @@ function RelationDefinition(definition) {
   this.keyThrough = definition.keyThrough;
   this.multiple = (this.type !== 'belongsTo' && this.type !== 'hasOne');
   this.properties = definition.properties || {};
+  this.options = definition.options || {};
   this.scope = definition.scope;
 }
 
@@ -363,7 +364,8 @@ RelationDefinition.hasMany = function hasMany(modelFrom, modelTo, params) {
     modelTo: modelTo,
     multiple: true,
     properties: params.properties,
-    scope: params.scope
+    scope: params.scope,
+    options: params.options
   });
   
   if (params.through) {
@@ -872,7 +874,8 @@ RelationDefinition.belongsTo = function (modelFrom, modelTo, params) {
     modelFrom: modelFrom,
     keyFrom: fk,
     keyTo: idName,
-    modelTo: modelTo
+    modelTo: modelTo,
+    options: params.options
   });
 
   modelFrom.dataSource.defineForeignKey(modelFrom.modelName, fk, modelTo.modelName);
@@ -1082,7 +1085,8 @@ RelationDefinition.hasOne = function (modelFrom, modelTo, params) {
     keyFrom: pk,
     keyTo: fk,
     modelTo: modelTo,
-    properties: params.properties
+    properties: params.properties,
+    options: params.options
   });
 
   modelFrom.dataSource.defineForeignKey(modelTo.modelName, fk, modelFrom.modelName);