diff --git a/HISTORY.md b/HISTORY.md
index 2e5841b..8e039ff 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,7 +1,9 @@
 unreleased
 ==================
 
-  * deps: encodeurl@^2.0.0
+  * deps: 
+    * encodeurl@^2.0.0
+    * debug@^4.4.0
   * remove `ServerResponse.headersSent` support check
   * remove setImmediate support check
   * update test dependencies
diff --git a/package.json b/package.json
index a79f6ff..544460a 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "license": "MIT",
   "repository": "pillarjs/finalhandler",
   "dependencies": {
-    "debug": "2.6.9",
+    "debug": "^4.4.0",
     "encodeurl": "^2.0.0",
     "escape-html": "~1.0.3",
     "on-finished": "2.4.1",