diff --git a/autoload/dispatch.vim b/autoload/dispatch.vim
index b2c60c2..e769965 100644
--- a/autoload/dispatch.vim
+++ b/autoload/dispatch.vim
@@ -850,7 +850,8 @@ endfunction
 
 function! s:open_quickfix(request, copen) abort
   let was_qf = &buftype ==# 'quickfix'
-  execute 'botright' (a:copen ? 'copen' : 'cwindow')
+  let height = get(g:, 'dispatch_quickfix_height', 10)
+  execute 'botright' (a:copen ? 'copen'.height : 'cwindow'.height)
   if &buftype ==# 'quickfix' && !was_qf && a:copen != 1
     wincmd p
   endif
diff --git a/autoload/dispatch/tmux.vim b/autoload/dispatch/tmux.vim
index 7ff4d8e..686a192 100644
--- a/autoload/dispatch/tmux.vim
+++ b/autoload/dispatch/tmux.vim
@@ -47,12 +47,13 @@ function! dispatch#tmux#make(request) abort
         \ (pipepane ? [a:request.expanded . '; echo $? > ' . a:request.file . '.complete'] : [])))
 
   let title = shellescape(get(a:request, 'title', get(a:request, 'compiler', 'make')))
+  let height = get(g:, 'dispatch_tmux_height', 10)
   if get(a:request, 'background', 0)
     let cmd = 'new-window -d -n '.title
   elseif has('gui_running') || empty($TMUX) || (!empty(''.session) && session !=# system('tmux display-message -p "#S"')[0:-2])
     let cmd = 'new-window -n '.title
   else
-    let cmd = 'split-window -l 10 -d'
+    let cmd = 'split-window -l '.height.' -d'
   endif
 
   let cmd .= ' ' . dispatch#shellescape('-P', '-t', session.':', 'exec ' . script)