diff --git a/lib/_http_outgoing.js b/lib/_http_outgoing.js
index 913935048680eb..c9ff30ce958140 100644
--- a/lib/_http_outgoing.js
+++ b/lib/_http_outgoing.js
@@ -183,7 +183,7 @@ OutgoingMessage.prototype.setTimeout = function setTimeout(msecs, callback) {
   }
 
   if (!this.socket) {
-    this.once('socket', function(socket) {
+    this.once('socket', function socketOnceCallback(socket) {
       socket.setTimeout(msecs);
     });
   } else {
@@ -200,7 +200,7 @@ OutgoingMessage.prototype.destroy = function destroy(error) {
   if (this.socket) {
     this.socket.destroy(error);
   } else {
-    this.once('socket', function(socket) {
+    this.once('socket', function socketOnceCallback(socket) {
       socket.destroy(error);
     });
   }
diff --git a/lib/_tls_common.js b/lib/_tls_common.js
index d8f6afed0bd8fb..127ecb0fc9a168 100644
--- a/lib/_tls_common.js
+++ b/lib/_tls_common.js
@@ -240,7 +240,7 @@ exports.translatePeerCertificate = function translatePeerCertificate(c) {
     c.infoAccess = Object.create(null);
 
     // XXX: More key validation?
-    info.replace(/([^\n:]*):([^\n]*)(?:\n|$)/g, function(all, key, val) {
+    info.replace(/([^\n:]*):([^\n]*)(?:\n|$)/g, function replacerCallback(all, key, val) {
       if (key in c.infoAccess)
         c.infoAccess[key].push(val);
       else