diff --git a/Contrib/Modern UI/System.nsh b/Contrib/Modern UI/System.nsh
index c39c8740..749f3a72 100644
--- a/Contrib/Modern UI/System.nsh	
+++ b/Contrib/Modern UI/System.nsh	
@@ -662,7 +662,7 @@ Var MUI_TEMP2
     LicenseData "${LICENSEDATA}"
     
     !ifndef MUI_LICENSEPAGE_TEXT_BOTTOM
-      !ifdef MUI_LICENSEPAGE_CHECKBOX & MUI_LICENSEPAGE_RADIOBUTTONS
+      !ifndef MUI_LICENSEPAGE_CHECKBOX & MUI_LICENSEPAGE_RADIOBUTTONS
         LicenseText "$(MUI_${MUI_PAGE_UNINSTALLER_PREFIX}INNERTEXT_LICENSE_BOTTOM)" "${MUI_LICENSEPAGE_BUTTON}"
       !else ifdef MUI_LICENSEPAGE_CHECKBOX
         LicenseText "$(MUI_${MUI_PAGE_UNINSTALLER_PREFIX}INNERTEXT_LICENSE_BOTTOM_CHECKBOX)" "${MUI_LICENSEPAGE_BUTTON}"