diff --git a/setup.py b/setup.py
index 3e3ad9f..a663032 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@
     "python-dateutil>=2.8.1",
     "pytz==2025.2",
     "six==1.17.0",
-    "structlog==25.1.0",
+    "structlog==25.4.0",
     "tomli==2.2.1",
     "tzdata==2025.1",
 ]