Rakefile in pdfmult-1.1.0 vs Rakefile in pdfmult-1.2.0

@@ -32,10 +32,10 @@
 
 
 desc 'Install binary and man page'
 task :install => [BINARY, MANPAGE] do
   mkdir_p BINDIR
-  install(BINARY, BINDIR + '/' + BINARYNAME)
+  install(BINARY, "#{BINDIR}/#{BINARYNAME}")
   mkdir_p MANDIR
   install(MANPAGE, MANDIR, :mode => 0644)
 end