diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 69f71a1..c54625d 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -24,7 +24,7 @@ dependencies = [
     "tiktoken>=0.11.0",
     "azure-cognitiveservices-speech>=1.40.0",
     "numpy>=1.26",
-    "structlog>=24.0.0",
+    "structlog>=25.5.0",
     "strawberry-graphql[fastapi]>=0.262",
     "httpx>=0.27",
     "slowapi>=0.1.9",