From b04b1d0dc8eeb3c5f1b0c8756be2723b36bbec5c Mon Sep 17 00:00:00 2001
From: Josh Hawkins <32435876+hawkeye217@users.noreply.github.com>
Date: Sun, 29 Mar 2026 12:30:39 -0500
Subject: [PATCH] fix json serialization error for license plate box
 coordinates (#22689)

---
 frigate/data_processing/common/license_plate/mixin.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frigate/data_processing/common/license_plate/mixin.py b/frigate/data_processing/common/license_plate/mixin.py
index 462a314f2..f767a5c2f 100644
--- a/frigate/data_processing/common/license_plate/mixin.py
+++ b/frigate/data_processing/common/license_plate/mixin.py
@@ -1095,7 +1095,7 @@ class LicensePlateProcessingMixin:
             logger.debug(
                 f"{camera}: Found license plate. Bounding box: {expanded_box.astype(int)}"
             )
-            return tuple(expanded_box.astype(int))  # type: ignore[return-value]
+            return tuple(int(x) for x in expanded_box)  # type: ignore[return-value]
         else:
             return None  # No detection above the threshold