diff --git a/app.py b/app.py
index 677f215..e5a82b7 100644
--- a/app.py
+++ b/app.py
@@ -29,7 +29,7 @@ def graph(uuid):
         data = json.dumps(g.to_json(stringify=True))
 
         # Insert into the database
-        redis.setex(uuid, data, DAY)
+        redis.setex(uuid, DAY, data)
 
         # Return success
         return "Posted {} bytes OK".format(len(data))