diff --git a/ng-swagger-gen.js b/ng-swagger-gen.js
index 84b190c..71e2e7c 100644
--- a/ng-swagger-gen.js
+++ b/ng-swagger-gen.js
@@ -905,7 +905,7 @@ function propertyType(property) {
         };
       }
       else {
-        let itemType = propertyType(property.items);
+        let itemType = propertyType(property.items||{type:'string'});
         return {
           allTypes: mergeTypes(itemType),
           toString: () => 'Array<' + itemType + '>'
diff --git a/package.json b/package.json
index 9e4f811..6653cde 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ng-swagger-gen",
-  "version": "2.3.1",
+  "version": "2.3.2",
   "license": "MIT",
   "author": "Cyclos development team",
   "description": "A Swagger 2.0 codegen for Angular",