diff --git a/python/packages/kagent-core/pyproject.toml b/python/packages/kagent-core/pyproject.toml
index c792c2240..6ce380086 100644
--- a/python/packages/kagent-core/pyproject.toml
+++ b/python/packages/kagent-core/pyproject.toml
@@ -10,7 +10,7 @@ readme = "README.md"
 requires-python = ">=3.10"
 dependencies = [
   "a2a-sdk[http-server]>=0.3.23",
-  "opentelemetry-api>=1.38.0,<1.39.0",
+  "opentelemetry-api>=1.38.0,<1.42.0",
   "opentelemetry-sdk>=1.38.0,<1.39.0",
   "opentelemetry-exporter-otlp-proto-grpc>=1.38.0,<1.39.0",
   "opentelemetry-instrumentation-openai>=0.52.5",