diff --git a/ckanext/odsh/controller.py b/ckanext/odsh/controller.py
index ab37debc4292d18c6ceb283221f90a9e26785707..d2ee99136c289b829a3653b545568287d261cc7f 100644
--- a/ckanext/odsh/controller.py
+++ b/ckanext/odsh/controller.py
@@ -180,4 +180,4 @@ class OdshAutocompleteController(ApiController):
                               (query, e))
 
         suggest = solr_response.raw_response.get('spellcheck')
-        return base.response.body_file.write(suggest)
+        return base.response.body_file.write(str(suggest))