diff --git a/packages/observability/package.json b/packages/observability/package.json
index c79cc8cd..85bf5313 100644
--- a/packages/observability/package.json
+++ b/packages/observability/package.json
@@ -93,7 +93,7 @@
     "@opentelemetry/api": "^1.9.1",
     "@opentelemetry/exporter-trace-otlp-http": "^0.220.0 || ^0.221.0",
     "@opentelemetry/sdk-trace-base": "^2.9.0",
-    "@types/node": "^25.9.5",
+    "@types/node": "^26.1.2",
     "langsmith": "^0.8.1",
     "langfuse": "^3.38.20",
     "tsup": "^8.5.1",