diff --git a/autoload/SpaceVim/layers/lang/ruby.vim b/autoload/SpaceVim/layers/lang/ruby.vim
index 6278fae11..6ba5c3509 100644
--- a/autoload/SpaceVim/layers/lang/ruby.vim
+++ b/autoload/SpaceVim/layers/lang/ruby.vim
@@ -15,7 +15,7 @@ endfunction
 function! SpaceVim#layers#lang#ruby#config() abort
   call SpaceVim#plugins#runner#reg_runner('ruby', 'ruby %s')
   call SpaceVim#mapping#space#regesit_lang_mappings('ruby', funcref('s:language_specified_mappings'))
-  call SpaceVim#plugins#repl#reg('ruby', 'ruby')
+  call SpaceVim#plugins#repl#reg('ruby', 'irb')
 endfunction
 
 function! s:language_specified_mappings() abort
diff --git a/autoload/SpaceVim/plugins/repl.vim b/autoload/SpaceVim/plugins/repl.vim
index 71f50212d..de50dac55 100644
--- a/autoload/SpaceVim/plugins/repl.vim
+++ b/autoload/SpaceVim/plugins/repl.vim
@@ -146,7 +146,7 @@ function! s:close() abort
     let s:job_id = 0
   endif
   if s:bufnr != 0 && bufexists(s:bufnr)
-    exe 'bd' s:bufnr
+    exe 'bd ' s:bufnr
   endif
 endfunction
 
diff --git a/autoload/SpaceVim/plugins/runner.vim b/autoload/SpaceVim/plugins/runner.vim
index 51c026ff7..bce1a002b 100644
--- a/autoload/SpaceVim/plugins/runner.vim
+++ b/autoload/SpaceVim/plugins/runner.vim
@@ -186,5 +186,5 @@ function! SpaceVim#plugins#runner#close() abort
   if s:status.is_exit == 0
     call s:JOB.close(s:job_id)
   endif
-  exe 'bd' s:bufnr
+  exe 'bd ' s:bufnr
 endfunction