diff -u lfs/sendEmail lfs/sendEmail.1 
--- lfs/sendEmail       2019-01-20 10:07:56.128391962 +0000
+++ lfs/sendEmail.1     2019-02-02 18:08:58.823295469 +0000
@@ -63,7 +63,8 @@
        @$(PREBUILD)
        @rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar zxf $(DIR_DL)/$(DL_FILE)
        cd $(DIR_APP) && cp -pvf sendEmail /usr/local/bin
-       chmod 755 /usr/local/bin/sendEmail
+       chown root.nobody /usr/local/bin/sendEmail
+       chmod 04750 /usr/local/bin/sendEmail
        @rm -rf $(DIR_APP)
        @$(POSTBUILD)