diff --git a/package.json b/package.json
index 3d51633..0b94f5d 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "assert-plus": "0.1.5",
     "backoff": "2.4.1",
     "bigspinner": "3.1.0",
-    "bunyan": "1.4.0",
+    "bunyan": "1.5.1",
     "cmdln": "3.3.0",
     "dashdash": "1.10.0",
     "extsprintf": "1.0.2",