diff --git a/inventory_provider/routes/poller.py b/inventory_provider/routes/poller.py
index fea6e948a27ea329a20b4db0e4169c0cd8803a16..78a070090917de521df816d15b85447bfb7ca25d 100644
--- a/inventory_provider/routes/poller.py
+++ b/inventory_provider/routes/poller.py
@@ -84,7 +84,7 @@ def poller_interface_oids(hostname):
     return jsonify(result)
 
 
-@routes.route('/services/{category}', methods=['GET', 'POST'])
+@routes.route('/services/<category>', methods=['GET', 'POST'])
 @common.require_accepts_json
 def service_category_interfaces(category):