From 53237c540e20c621b0f46d98c353f5081e832ecd Mon Sep 17 00:00:00 2001
From: Masen Furer <m_github@0x26.net>
Date: Mon, 14 Jul 2025 14:18:11 -0700
Subject: [PATCH] ENG-6695: Do not allow call_script EventSpec to accept
 callback after being called

---
 reflex/event.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/reflex/event.py b/reflex/event.py
index f0dc035c282..551dcdd0438 100644
--- a/reflex/event.py
+++ b/reflex/event.py
@@ -1269,7 +1269,7 @@ def call_script(
     Returns:
         EventSpec: An event that will execute the client side javascript.
     """
-    callback_kwargs = {}
+    callback_kwargs = {"callback": None}
     if callback is not None:
         callback_kwargs = {
             "callback": str(