diff --git a/agents/base-agent/requirements.txt b/agents/base-agent/requirements.txt
index d23577c4..0a241715 100644
--- a/agents/base-agent/requirements.txt
+++ b/agents/base-agent/requirements.txt
@@ -6,6 +6,6 @@ httpx>=0.27.0
 python-dotenv>=1.2.2
 chromadb>=0.4.22,<1.2.0
 structlog>=25.5.0
-python-json-logger>=2.0.7
+python-json-logger>=4.2.0
 anthropic
 openai