diff --git a/autoload/neosnippet/parser.vim b/autoload/neosnippet/parser.vim
index c453e42..308b39d 100644
--- a/autoload/neosnippet/parser.vim
+++ b/autoload/neosnippet/parser.vim
@@ -359,11 +359,8 @@ function! neosnippet#parser#_get_completed_snippet(completed_item, cur_text, nex
     for arg in split(substitute(
           \ neosnippet#parser#_get_in_paren('<', '>', abbr),
           \ '<\zs.\{-}\ze>', '', 'g'), '[^[]\zs\s*,\s*')
-      if args != '' && arg !=# '...'
-        let args .= ', '
-      endif
       let args .= printf('${%d:#:%s%s}',
-            \ cnt, ((args != '' && arg ==# '...') ? ', ' : ''),
+            \ cnt, ((args != '') ? ', ' : ''),
             \ escape(arg, '{}'))
       let cnt += 1
     endfor
@@ -385,11 +382,8 @@ function! neosnippet#parser#_get_completed_snippet(completed_item, cur_text, nex
       continue
     endif
 
-    if args != '' && arg !=# '...'
-      let args .= ', '
-    endif
     let args .= printf('${%d:#:%s%s}',
-          \ cnt, ((args != '' && arg ==# '...') ? ', ' : ''),
+          \ cnt, ((args != '') ? ', ' : ''),
           \ escape(arg, '{}'))
     let cnt += 1
   endfor
diff --git a/test/functions.vim b/test/functions.vim
index 39491a2..d1f6db9 100644
--- a/test/functions.vim
+++ b/test/functions.vim
@@ -65,12 +65,12 @@ function! s:suite.get_completed_snippet() abort
   call s:assert.equals(neosnippet#parser#_get_completed_snippet({
         \ 'word' : 'foo(', 'abbr' : 'foo(hoge, piyo)',
         \ 'menu' : '', 'info' : ''
-        \ }, 'foo(', ''), '${1:#:hoge}, ${2:#:piyo})${3}')
+        \ }, 'foo(', ''), '${1:#:hoge}${2:#:, piyo})${3}')
 
   call s:assert.equals(neosnippet#parser#_get_completed_snippet({
         \ 'word' : 'foo(', 'abbr' : 'foo(hoge, piyo(foobar))',
         \ 'menu' : '', 'info' : ''
-        \ }, 'foo(', ''), '${1:#:hoge}, ${2:#:piyo()})${3}')
+        \ }, 'foo(', ''), '${1:#:hoge}${2:#:, piyo()})${3}')
 
   call s:assert.equals(neosnippet#parser#_get_completed_snippet({
         \ 'word' : 'foo(', 'abbr' : 'foo(hoge[, abc])',
@@ -100,7 +100,7 @@ function! s:suite.get_completed_snippet() abort
   call s:assert.equals(neosnippet#parser#_get_completed_snippet({
         \ 'word' : 'Dictionary', 'abbr' : 'Dictionary<Key, Value>(foo)',
         \ 'menu' : '', 'info' : ''
-        \ }, 'Dictionary', ''), '<${1:#:Key}, ${2:#:Value}>(${3:#:foo})${4}')
+        \ }, 'Dictionary', ''), '<${1:#:Key}${2:#:, Value}>(${3:#:foo})${4}')
 
   call s:assert.equals(neosnippet#parser#_get_completed_snippet({
         \ 'word' : 'Dictionary(',