diff --git a/Contrib/Makensisw/makensisw.cpp b/Contrib/Makensisw/makensisw.cpp
index 82370e90..a80e014f 100644
--- a/Contrib/Makensisw/makensisw.cpp
+++ b/Contrib/Makensisw/makensisw.cpp
@@ -128,6 +128,7 @@ BOOL CALLBACK DialogProc(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam) {
       SendDlgItemMessage(hwndDlg,IDC_LOGWIN,WM_SETFONT,(WPARAM)hFont,0);
       SendDlgItemMessage(hwndDlg,IDC_LOGWIN,EM_SETBKGNDCOLOR,0,GetSysColor(COLOR_BTNFACE));
       RestoreWindowPos(g_sdata.hwnd);
+      g_sdata.compressor =  (NCOMPRESSOR)-1;
       RestoreCompressor();
       CompileNSISScript();
       return TRUE;
diff --git a/Contrib/Makensisw/makensisw.h b/Contrib/Makensisw/makensisw.h
index 321d7f27..d12de807 100644
--- a/Contrib/Makensisw/makensisw.h
+++ b/Contrib/Makensisw/makensisw.h
@@ -44,7 +44,7 @@
 #define REGSEC       HKEY_LOCAL_MACHINE
 #define REGKEY       "Software\\NSIS"
 #define REGLOC       "MakeNSISWPlacement"
-#define REGCOMPRESSOR "Compressor"
+#define REGCOMPRESSOR "MakeNSISWCompressor"
 #define REGDEFSUBKEY "Defines"
 #define REGDEFCOUNT  "MakeNSISWDefinesCount"
 #define REGMRUSUBKEY "MRU"
@@ -77,7 +77,7 @@ typedef enum {
   COMPRESSOR_DEFAULT,
   COMPRESSOR_ZLIB,
   COMPRESSOR_BZIP2,
-  COMPRESSOR_BEST
+  COMPRESSOR_BEST,
 } NCOMPRESSOR;
 
 // Extern Variables