diff -up vim74/runtime/ftplugin/spec.vim.1318991 vim74/runtime/ftplugin/spec.vim
--- vim74/runtime/ftplugin/spec.vim.1318991	2016-04-26 13:01:33.781838194 +0200
+++ vim74/runtime/ftplugin/spec.vim	2016-04-26 13:02:41.958130012 +0200
@@ -40,8 +40,8 @@ else:
         headers = spec.packages[0].header
         version = headers['Version']
         release = ".".join(headers['Release'].split(".")[:-1])
-        vim.command("let ver = " + version)
-        vim.command("let rel = " + release)
+        vim.command("let ver = '" + version + "'")
+        vim.command("let rel = '" + release + "'")
 PYEND
 		endif
 	endfunction