diff --git a/src/main/java/io/swagger/petstore/controller/UserController.java b/src/main/java/io/swagger/petstore/controller/UserController.java
index ceee3611..9892e773 100644
--- a/src/main/java/io/swagger/petstore/controller/UserController.java
+++ b/src/main/java/io/swagger/petstore/controller/UserController.java
@@ -106,7 +106,7 @@ public ResponseContext loginUser(final RequestContext request, final String user
                 .contentType(Util.getMediaType(request))
                 .header("X-Rate-Limit", String.valueOf(5000))
                 .header("X-Expires-After", date.toString())
-                .entity("Logged in user session: " + RandomUtils.nextLong());
+                .entity("\"Logged in user session: " + RandomUtils.nextLong() + "\"");
     }
 
     public ResponseContext logoutUser(final RequestContext request) {