diff --git a/autoload/airline/extensions.vim b/autoload/airline/extensions.vim
index 6e1d3ba..84fcdda 100644
--- a/autoload/airline/extensions.vim
+++ b/autoload/airline/extensions.vim
@@ -214,6 +214,7 @@ function! airline#extensions#load()
   endif
 
   if get(g:, 'airline#extensions#bookmark#enabled', 1)
+        \ && exists(':BookmarkToggle')
     call airline#extensions#bookmark#init(s:ext)
     call add(s:loaded_ext, 'bookmark')
   endif
diff --git a/autoload/airline/extensions/bookmark.vim b/autoload/airline/extensions/bookmark.vim
index ce7d8ce..65ebf33 100644
--- a/autoload/airline/extensions/bookmark.vim
+++ b/autoload/airline/extensions/bookmark.vim
@@ -1,6 +1,13 @@
 "
 " MIT License. Copyright (c) 2019 Bjoern Petri <bjoern.petri@sundevil.de>
 "
+
+scriptencoding utf-8
+
+if !exists(':BookmarkToggle')
+  finish
+endif
+
 function! airline#extensions#bookmark#currentbookmark()
   if get(w:, 'airline_active', 0)
 	let file = expand("%:p")