diff --git a/autoload/fugitive.vim b/autoload/fugitive.vim
index 93bc7ca..1a07df3 100644
--- a/autoload/fugitive.vim
+++ b/autoload/fugitive.vim
@@ -3335,7 +3335,7 @@ function! s:RevertSubcommand(line1, line2, range, bang, mods, args) abort
   return s:CommitSubcommand(a:line1, a:line2, a:range, a:bang, a:mods, [], dir)
 endfunction
 
-function! s:CommitComplete(A, L, P) abort
+function! fugitive#CommitComplete(A, L, P) abort
   if a:A =~# '^--fixup=\|^--squash='
     let commits = s:LinesError(['log', '--pretty=format:%s', '@{upstream}..'])[0]
     let pre = matchstr(a:A, '^--\w*=''\=') . ':/^'
@@ -3352,7 +3352,7 @@ function! s:CommitComplete(A, L, P) abort
   return []
 endfunction
 
-function! s:RevertComplete(A, L, P) abort
+function! fugitive#RevertComplete(A, L, P) abort
   return s:CompleteSub('revert', a:A, a:L, a:P, function('s:CompleteRevision'))
 endfunction
 
@@ -3370,20 +3370,20 @@ function! s:FinishCommit() abort
   return ''
 endfunction
 
-call s:command("-nargs=? -range=-1 -complete=customlist,s:CommitComplete Gcommit", "commit")
-call s:command("-nargs=? -range=-1 -complete=customlist,s:RevertComplete Grevert", "revert")
+call s:command("-nargs=? -range=-1 -complete=customlist,fugitive#CommitComplete Gcommit", "commit")
+call s:command("-nargs=? -range=-1 -complete=customlist,fugitive#RevertComplete Grevert", "revert")
 
 " Section: :Gmerge, :Grebase, :Gpull
 
-function! s:MergeComplete(A, L, P) abort
+function! fugitive#MergeComplete(A, L, P) abort
   return s:CompleteSub('merge', a:A, a:L, a:P, function('s:CompleteRevision'))
 endfunction
 
-function! s:RebaseComplete(A, L, P) abort
+function! fugitive#RebaseComplete(A, L, P) abort
   return s:CompleteSub('rebase', a:A, a:L, a:P, function('s:CompleteRevision'))
 endfunction
 
-function! s:PullComplete(A, L, P) abort
+function! fugitive#PullComplete(A, L, P) abort
   return s:CompleteSub('pull', a:A, a:L, a:P, function('s:CompleteRemote'))
 endfunction
 
@@ -3650,9 +3650,9 @@ augroup fugitive_merge
         \ endif
 augroup END
 
-call s:command("-nargs=? -bang -complete=customlist,s:MergeComplete Gmerge", "merge")
-call s:command("-nargs=? -bang -complete=customlist,s:RebaseComplete Grebase", "rebase")
-call s:command("-nargs=? -bang -complete=customlist,s:PullComplete Gpull", "pull")
+call s:command("-nargs=? -bang -complete=customlist,fugitive#MergeComplete Gmerge", "merge")
+call s:command("-nargs=? -bang -complete=customlist,fugitive#RebaseComplete Grebase", "rebase")
+call s:command("-nargs=? -bang -complete=customlist,fugitive#PullComplete Gpull", "pull")
 
 " Section: :Ggrep, :Glog
 
@@ -4203,11 +4203,11 @@ augroup END
 
 " Section: :Gpush, :Gfetch
 
-function! s:PushComplete(A, L, P) abort
+function! fugitive#PushComplete(A, L, P) abort
   return s:CompleteSub('push', a:A, a:L, a:P, function('s:CompleteRemote'))
 endfunction
 
-function! s:FetchComplete(A, L, P) abort
+function! fugitive#FetchComplete(A, L, P) abort
   return s:CompleteSub('fetch', a:A, a:L, a:P, function('s:CompleteRemote'))
 endfunction
 
@@ -4260,8 +4260,8 @@ function! s:FetchSubcommand(line1, line2, range, bang, mods, args) abort
   return s:Dispatch(a:bang ? '!' : '', 'fetch', a:args)
 endfunction
 
-call s:command("-nargs=? -bang -complete=customlist,s:PushComplete Gpush", "push")
-call s:command("-nargs=? -bang -complete=customlist,s:FetchComplete Gfetch", "fetch")
+call s:command("-nargs=? -bang -complete=customlist,fugitive#PushComplete Gpush", "push")
+call s:command("-nargs=? -bang -complete=customlist,fugitive#FetchComplete Gfetch", "fetch")
 
 " Section: :Gdiff
 
@@ -4667,7 +4667,7 @@ function! s:BlameQuit() abort
   endif
 endfunction
 
-function! s:BlameComplete(A, L, P) abort
+function! fugitive#BlameComplete(A, L, P) abort
   return s:CompleteSub('blame', a:A, a:L, a:P)
 endfunction
 
@@ -5093,7 +5093,7 @@ augroup fugitive_blame
   autocmd BufWinLeave * execute getwinvar(+bufwinnr(+expand('<abuf>')), 'fugitive_leave')
 augroup END
 
-call s:command('-buffer -bang -range=-1 -nargs=? -complete=customlist,s:BlameComplete Gblame', 'blame')
+call s:command('-buffer -bang -range=-1 -nargs=? -complete=customlist,fugitive#BlameComplete Gblame', 'blame')
 
 " Section: :Gbrowse