diff --git a/src/node/ext/byte_buffer.cc b/src/node/ext/byte_buffer.cc
index 82b54b518c0..01bd92ea523 100644
--- a/src/node/ext/byte_buffer.cc
+++ b/src/node/ext/byte_buffer.cc
@@ -32,7 +32,6 @@
  */
 
 #include <string.h>
-#include <malloc.h>
 
 #include <node.h>
 #include <nan.h>
diff --git a/src/node/ext/channel.cc b/src/node/ext/channel.cc
index 787e274973f..d37bf763ddc 100644
--- a/src/node/ext/channel.cc
+++ b/src/node/ext/channel.cc
@@ -31,8 +31,6 @@
  *
  */
 
-#include <malloc.h>
-
 #include <vector>
 
 #include <node.h>
diff --git a/src/node/ext/server.cc b/src/node/ext/server.cc
index e47bac833bd..3c2396b8101 100644
--- a/src/node/ext/server.cc
+++ b/src/node/ext/server.cc
@@ -38,8 +38,6 @@
 #include <node.h>
 #include <nan.h>
 
-#include <malloc.h>
-
 #include <vector>
 #include "grpc/grpc.h"
 #include "grpc/grpc_security.h"