Subversion Repositories pub

Error running this command: svn --non-interactive --config-dir /tmp/websvn log --xml --quiet --limit 40 -r -1:1 'file:///home/outlyer/domains/svn.outlyer.net/svn/pub/nautilus-follow-symlink/trunk/dist@-1'
No output on STDOUT.E205000: Syntax error in revision argument '-1:1'