diff --git a/utils/HelpGen/src/ifcontext.cpp b/utils/HelpGen/src/ifcontext.cpp
index be08a59330..295aab86dc 100644
--- a/utils/HelpGen/src/ifcontext.cpp
+++ b/utils/HelpGen/src/ifcontext.cpp
@@ -24,7 +24,7 @@
 #include "wx/wx.h"
 #endif
 
-#ifdef HAVE_MALLOC_H
+#ifndef __DARWIN__
 #  include <malloc.h>
 #endif
 #include <stdio.h>
diff --git a/utils/HelpGen/src/scriptbinder.cpp b/utils/HelpGen/src/scriptbinder.cpp
index cfdc15fbaf..f20a5f675e 100644
--- a/utils/HelpGen/src/scriptbinder.cpp
+++ b/utils/HelpGen/src/scriptbinder.cpp
@@ -20,7 +20,7 @@
 #include "wx/wx.h"
 #endif
 
-#ifdef HAVE_MALLOC_H
+#ifndef __DARWIN__
 #  include <malloc.h>
 #endif
 #include <string.h>
diff --git a/utils/HelpGen/src/srcparser.cpp b/utils/HelpGen/src/srcparser.cpp
index 2875d44040..5406889401 100644
--- a/utils/HelpGen/src/srcparser.cpp
+++ b/utils/HelpGen/src/srcparser.cpp
@@ -24,7 +24,7 @@
 #include "wx/wx.h"
 #endif
 
-#ifdef HAVE_MALLOC_H
+#ifndef __DARWIN__
 #  include <malloc.h>
 #endif
 #include <stdio.h>