diff --git a/HISTORY.md b/HISTORY.md
index f6b19e8..dc4ea77 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,3 +1,10 @@
+unreleased
+==========
+
+  * deps: debug@2.6.8
+    - Fix `DEBUG_MAX_ARRAY_LENGTH`
+    - deps: ms@2.0.0
+
 1.8.1 / 2017-02-04
 ==================
 
diff --git a/package.json b/package.json
index e99624f..52856e0 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "repository": "expressjs/morgan",
   "dependencies": {
     "basic-auth": "~1.1.0",
-    "debug": "2.6.1",
+    "debug": "2.6.8",
     "depd": "~1.1.0",
     "on-finished": "~2.3.0",
     "on-headers": "~1.0.1"