diff --git a/Source/build.cpp b/Source/build.cpp
index c6d949e4..31c4752e 100644
--- a/Source/build.cpp
+++ b/Source/build.cpp
@@ -317,6 +317,8 @@ CEXEBuild::CEXEBuild()
   uDefCodePage=CP_ACP;
 
   use_first_insttype=true;
+
+  build_header.license_bg=-COLOR_BTNFACE;
 }
 
 int CEXEBuild::getcurdbsize() { return cur_datablock->getlen(); }
diff --git a/Source/exehead/Ui.c b/Source/exehead/Ui.c
index b52dfb54..8f11e556 100644
--- a/Source/exehead/Ui.c
+++ b/Source/exehead/Ui.c
@@ -573,7 +573,9 @@ static BOOL CALLBACK LicenseProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM
 
     hwLicense=GetUIItem(IDC_EDIT1);
     SendMessage(hwLicense,EM_AUTOURLDETECT,TRUE,0);
-    SendMessage(hwLicense,EM_SETBKGNDCOLOR,0,g_inst_header->license_bg>=0?g_inst_header->license_bg:GetSysColor(COLOR_BTNFACE));
+#define lbg g_inst_header->license_bg
+    SendMessage(hwLicense,EM_SETBKGNDCOLOR,0,lbg>=0?lbg:GetSysColor(-lbg));
+#undef lbg
     SendMessage(hwLicense,EM_SETEVENTMASK,0,ENM_LINK|ENM_KEYEVENTS); //XGE 8th September 2002 Or'd in ENM_KEYEVENTS
     dwRead=0;
     SendMessage(hwLicense,EM_EXLIMITTEXT,0,mystrlen((char*)es.dwCookie));
diff --git a/Source/script.cpp b/Source/script.cpp
index 9d46eb31..fea23cd2 100644
--- a/Source/script.cpp
+++ b/Source/script.cpp
@@ -1206,9 +1206,22 @@ int CEXEBuild::doCommand(int which_token, LineParser &line, FILE *fp, const char
     case TOK_LICENSEBKCOLOR:
       {
         char *p = line.gettoken_str(1);
-        int v=strtoul(p,&p,16);
-        build_header.license_bg=((v&0xff)<<16)|(v&0xff00)|((v&0xff0000)>>16);
-        SCRIPT_MSG("LicenseBkColor: %06X\n",v);
+        if (!strcmpi(p,"/windows"))
+        {
+          build_header.license_bg=-COLOR_WINDOW;
+          SCRIPT_MSG("LicenseBkColor: /windows\n");
+        }
+        else if (!strcmpi(p,"/grey") || !strcmpi(p,"/gray"))
+        {
+          build_header.license_bg=-COLOR_BTNFACE;
+          SCRIPT_MSG("LicenseBkColor: /grey\n");
+        }
+        else
+        {
+          int v=strtoul(p,&p,16);
+          build_header.license_bg=((v&0xff)<<16)|(v&0xff00)|((v&0xff0000)>>16);
+          SCRIPT_MSG("LicenseBkColor: %06X\n",v);
+        }
       }
     return make_sure_not_in_secorfunc(line.gettoken_str(0));
 #else//!NSIS_CONFIG_LICENSEPAGE