diff --git a/js/server/modules/org/arangodb/foxx/base_middleware.js b/js/server/modules/org/arangodb/foxx/base_middleware.js
index cfa3549083..f282db0090 100644
--- a/js/server/modules/org/arangodb/foxx/base_middleware.js
+++ b/js/server/modules/org/arangodb/foxx/base_middleware.js
@@ -61,7 +61,8 @@ BaseMiddleware = function () {
 ////////////////////////////////////////////////////////////////////////////////
 
       body: function () {
-        return JSON.parse(this.requestBody);
+        var requestBody = this.requestBody || '{}';
+        return JSON.parse(requestBody);
       },
 
 ////////////////////////////////////////////////////////////////////////////////