1 files changed, 1 insertions, 1 deletions
diff --git a/instances.py b/instances.py
index 325d760..dd909f7 100644
--- a/instances.py
+++ b/instances.py
@@ -36,7 +36,7 @@ def execute_code(code, session_id):
 
     body = {
             'code': code,
-            'user_id': session_id,
+            'session_id': session_id,
     }
     req = urllib.request.Request(API_URL)
     req.add_header('Content-Type', 'application/json; charset=utf-8')