diff --git a/plugin/vimux.vim b/plugin/vimux.vim
index e25ca66..0236bd7 100644
--- a/plugin/vimux.vim
+++ b/plugin/vimux.vim
@@ -66,8 +66,11 @@ endfunction
 
 function! VimuxOpenRunner()
   let nearestIndex = _VimuxNearestIndex()
+  let lastIndex = _VimuxLastIndex()
 
-  if _VimuxOption("g:VimuxUseNearest", 1) == 1 && nearestIndex != -1
+  if _VimuxOption("g:VimuxUseLast", 1) == 1 && lastIndex != -1
+    let g:VimuxRunnerIndex = lastIndex
+  elseif _VimuxOption("g:VimuxUseNearest", 1) == 1 && nearestIndex != -1
     let g:VimuxRunnerIndex = nearestIndex
   else
     if _VimuxRunnerType() == "pane"
@@ -182,6 +185,28 @@ function! _VimuxNearestIndex()
   return -1
 endfunction
 
+function! _VimuxLastIndex()
+
+  let currentID = _VimuxTmuxPaneIndex()
+
+  call _VimuxTmux("last-pane")
+  let lastID = _VimuxTmuxPaneIndex()
+  call _VimuxTmux("last-pane")
+
+  if currentID != lastID
+    if _VimuxRunnerType() == "window"
+      return lastID
+    elseif _VimuxRunnerType() == "pane"
+      if split(currentID, "\\.")[0] == split(lastID, "\\.")[0]
+        return lastID
+      endif
+    endif
+  endif
+
+  return -1
+
+endfunction
+
 function! _VimuxRunnerType()
   return _VimuxOption("g:VimuxRunnerType", "pane")
 endfunction