diff --git a/Source/exehead/resource.rc b/Source/exehead/resource.rc
index 4580e186..553401e1 100644
--- a/Source/exehead/resource.rc
+++ b/Source/exehead/resource.rc
@@ -92,7 +92,7 @@ IDD_INST$(NSIS_CONFIG_VISIBLE_SUPPORT) DIALOGEX DISCARDABLE  0, 0, 280, 162
 #else
 IDD_INST DIALOGEX DISCARDABLE  0, 0, 280, 162
 #endif
-STYLE DS_FIXEDSYS | DS_MODALFRAME | DS_CENTER | WS_POPUP | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX
+STYLE DS_FIXEDSYS | DS_CENTER | WS_POPUP | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX | WS_BORDER
 FONT 8, "MS Shell Dlg"
 BEGIN
 	PUSHBUTTON      "",IDC_BACK,171,142,50,14,WS_GROUP | NOT WS_VISIBLE