diff --git a/lib/compiler.js b/lib/compiler.js
index 43661cf..0277e4f 100644
--- a/lib/compiler.js
+++ b/lib/compiler.js
@@ -86,7 +86,7 @@ module.exports = function compile(options) {
   var modelInstructions = buildAllModelInstructions(
     modelsRootDir, modelsConfig, modelSources, options.modelDefinitions);
 
-  var mixinDirs = options.mixinDirs || [];
+  var mixinDirs = options.mixinDirs || modelsMeta.mixinDirs || [];
   var mixinSources = options.mixinSources || modelsMeta.mixins || ['./mixins'];
   var mixinInstructions = buildAllMixinInstructions(
     appRootDir, mixinDirs, mixinSources, options, modelInstructions);