Index: openacs-4/packages/acs-mail-lite/tcl/maildir-inbound-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-mail-lite/tcl/maildir-inbound-procs.tcl,v
diff -u -r1.1 -r1.2
--- openacs-4/packages/acs-mail-lite/tcl/maildir-inbound-procs.tcl	17 Feb 2018 17:08:31 -0000	1.1
+++ openacs-4/packages/acs-mail-lite/tcl/maildir-inbound-procs.tcl	17 Feb 2018 17:25:19 -0000	1.2
@@ -70,8 +70,8 @@
                     ns_log Notice "acs_mail_lite::maildir_check_incoming \
  could not process message file '${msg}'. Messaged moved to MailDir/cur/."
                     # Move the message into MailDir/cur for other mail reader
-                    file copy $msg $curdir
-                    file delete $msg
+                    file copy -- $msg $curdir
+                    file delete -- $msg
 
                 } else {
                     # process email
@@ -145,8 +145,8 @@
                     }
 
                     # Move the message into MailDir/cur for other mail handling
-                    file copy $msg $curdir
-                    file delete $msg
+                    file copy -- $msg $curdir
+                    file delete -- $msg
                 }
             }
         }