diff --git a/doc/UltiSnips.txt b/doc/UltiSnips.txt
index ef7ce47..88b6ddd 100644
--- a/doc/UltiSnips.txt
+++ b/doc/UltiSnips.txt
@@ -140,6 +140,12 @@ Then add this directory to your Vim runtime path by adding this line to your
 vimrc file. >
    set runtimepath+=~/.vim/ultisnips_rep
 
+UltiSnips also needs that Vim sources files from the after/ directory.
+Unfortunately, vim only allows this in the home directory. You therefore have
+to symlink/copy the files from after: >
+   mkdir -p ~/.vim/after/plugin/
+   ln -s ~/.vim/ultisnips_rep/after/plugin/* ~/.vim/after/plugin/
+
 Restart Vim and UltiSnips should work. To access the help, use >
    :helptags ~/.vim/ultisnips_rep/doc
    :help UltiSnips