diff --git a/packages/transport/package.json b/packages/transport/package.json
index 1cb77b8..0e549d4 100644
--- a/packages/transport/package.json
+++ b/packages/transport/package.json
@@ -5,7 +5,7 @@
     "abortable-iterator": "^3.0.0",
     "buffer": "^5.6.0",
     "class-is": "^1.1.0",
-    "debug": "^4.1.1",
+    "debug": "4.3.4",
     "err-code": "^2.0.0",
     "it-pipe": "^1.0.1",
     "libp2p-utils": "^0.1.0",
diff --git a/yarn.lock b/yarn.lock
index 654ed0b..ce011c3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2774,7 +2774,7 @@ __metadata:
     abortable-iterator: ^3.0.0
     buffer: ^5.6.0
     class-is: ^1.1.0
-    debug: ^4.1.1
+    debug: 4.3.4
     err-code: ^2.0.0
     it-pipe: ^1.0.1
     libp2p-utils: ^0.1.0
@@ -11272,6 +11272,18 @@ __metadata:
   languageName: node
   linkType: hard
 
+"debug@npm:4.3.4":
+  version: 4.3.4
+  resolution: "debug@npm:4.3.4"
+  dependencies:
+    ms: 2.1.2
+  peerDependenciesMeta:
+    supports-color:
+      optional: true
+  checksum: 3dbad3f94ea64f34431a9cbf0bafb61853eda57bff2880036153438f50fb5a84f27683ba0d8e5426bf41a8c6ff03879488120cf5b3a761e77953169c0600a708
+  languageName: node
+  linkType: hard
+
 "debug@npm:^3.1.0, debug@npm:^3.1.1, debug@npm:^3.2.7":
   version: 3.2.7
   resolution: "debug@npm:3.2.7"