--- a/ProjectDefinition.st	Fri Apr 15 13:47:09 2016 +0200
+++ b/ProjectDefinition.st	Fri Apr 15 14:31:13 2016 +0200
@@ -2545,6 +2545,13 @@
     "Created: / 02-06-2015 / 17:41:37 / gg"
 !
 
+additional_post_nsis_rules64
+    "this will be performed after the nsis did build the program installer for 64bit build"
+    ^ ''
+
+    "Created: / 02-06-2015 / 17:41:37 / gg"
+!
+
 globalDefines
     "allow for the specification of additional defines for stc compilation of prerequisite packages
      an subprojects"
@@ -2687,7 +2694,6 @@
     "Created: / 18-08-2006 / 12:51:38 / cg"
 ! !
 
-
 !ProjectDefinition class methodsFor:'description - project information'!
 
 applicationAdditionalIconFileNames
@@ -3749,7 +3755,8 @@
         at: 'ADDITIONAL_RULES_HG' put: (self additionalRulesHG_bc_dot_mak ? '');
         at: 'ADDITIONAL_TARGETS' put: (self additionalTargets_bc_dot_mak ? '');
         at: 'ADDITIONAL_LINK_LIBRARIES' put: (self additionalLinkLibraries_bc_dot_mak ? '');
-        at: 'ADDITIONAL_POSTNSISRULES' put: (self additional_post_nsis_rules);  "/ win32 here    
+        at: 'ADDITIONAL_POSTNSISRULES' put: (self additional_post_nsis_rules);  "/ win32 bc here    
+        at: 'ADDITIONAL_POSTNSISRULES64' put: (self additional_post_nsis_rules64);  "/ win64 mingw here    
         at: 'LOCAL_INCLUDES' put: (self generateLocalIncludes_win32 ? '');
         at: 'LOCAL_DEFINES' put: self localDefines_win32 ? '';
         at: 'GLOBAL_DEFINES' put: self globalDefines_win32 ? '';
@@ -4717,7 +4724,6 @@
     ^ self subProjectMakeCallsUsing:'call vcmake %1 %2'.
 ! !
 
-
 !ProjectDefinition class methodsFor:'file templates'!
 
 autopackage_default_dot_apspec