diff --git a/Source/exehead/Ui.c b/Source/exehead/Ui.c
index 4414b2d1..6619fd98 100644
--- a/Source/exehead/Ui.c
+++ b/Source/exehead/Ui.c
@@ -1129,7 +1129,7 @@ static BOOL CALLBACK SelProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lPar
 
     g_SectionHack=hwndDlg;
 
-    hTreeItems=(HTREEITEM*)my_GlobalAlloc(sizeof(HTREEITEM)*num_sections);
+    hTreeItems=(HTREEITEM*)GlobalAlloc(GPTR,sizeof(HTREEITEM)*num_sections);
 
     hBMcheck1=LoadBitmap(g_hInstance, MAKEINTRESOURCE(IDB_BITMAP1));
 
diff --git a/Source/exehead/exec.c b/Source/exehead/exec.c
index 06849984..c52d8190 100644
--- a/Source/exehead/exec.c
+++ b/Source/exehead/exec.c
@@ -696,7 +696,7 @@ static int NSISCALL ExecuteEntry(entry *entry_)
         }
         else
         {
-          s=(stack_t*)my_GlobalAlloc(sizeof(stack_t));
+          s=(stack_t*)GlobalAlloc(GPTR,sizeof(stack_t));
           GetNSISString(s->text,parm0);
           s->next=g_st;
           g_st=s;
@@ -900,7 +900,7 @@ static int NSISCALL ExecuteEntry(entry *entry_)
         if (s1)
         {
           void *b1;
-          b1=my_GlobalAlloc(s1);
+          b1=GlobalAlloc(GPTR,s1);
           if (b1)
           {
             UINT uLen;
@@ -1410,7 +1410,7 @@ static int NSISCALL ExecuteEntry(entry *entry_)
         {
           unsigned char *filebuf;
           int filehdrsize = g_filehdrsize;
-          filebuf=(unsigned char *)my_GlobalAlloc(filehdrsize);
+          filebuf=(unsigned char *)GlobalAlloc(GPTR,filehdrsize);
           if (filebuf)
           {
             DWORD lout;
@@ -1418,7 +1418,7 @@ static int NSISCALL ExecuteEntry(entry *entry_)
             ReadSelfFile((char*)filebuf,filehdrsize);
             {
               unsigned char* seeker;
-              unsigned char* unicon_data = seeker = (unsigned char*)my_GlobalAlloc(parm2);
+              unsigned char* unicon_data = seeker = (unsigned char*)GlobalAlloc(GPTR,parm2);
               if (unicon_data) {
                 GetCompressedDataFromDataBlockToMemory(parm1,unicon_data,parm2);
                 while (*seeker) {
diff --git a/Source/exehead/fileform.c b/Source/exehead/fileform.c
index 3f8029fb..739a636b 100644
--- a/Source/exehead/fileform.c
+++ b/Source/exehead/fileform.c
@@ -237,7 +237,7 @@ const char * NSISCALL loadHeaders(int cl_flags)
   }
 #endif//NSIS_CONFIG_CRC_SUPPORT
 
-  data = (void *)my_GlobalAlloc(h.length_of_header);
+  data = (void *)GlobalAlloc(GPTR,h.length_of_header);
 
 #ifdef NSIS_COMPRESS_WHOLE
   inflateReset(&g_inflate_stream);
diff --git a/Source/exehead/util.c b/Source/exehead/util.c
index 44808dcf..fe527990 100644
--- a/Source/exehead/util.c
+++ b/Source/exehead/util.c
@@ -90,10 +90,6 @@ int NSISCALL my_MessageBox(const char *text, UINT type) {
   return MessageBox(g_hwnd, text, g_caption, _type);
 }
 
-void * NSISCALL my_GlobalAlloc(DWORD dwBytes) {
-  return (void *)GlobalAlloc(GPTR, dwBytes);
-}
-
 void NSISCALL myDelete(char *buf, int flags)
 {
   static char lbuf[NSIS_MAX_STRLEN];