diff --git a/.gitignore b/.gitignore
index 31fadcd..fd6529b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
-.git
 *.pyc
 .netrwhist
 .VimballRecord
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..e21a237
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "pack/dirdiff/opt/dirdiff"]
+	path = pack/dirdiff/opt/dirdiff
+	url = https://github.com/will133/vim-dirdiff
+	ignore = untracked
diff --git a/pack/dirdiff/opt/dirdiff b/pack/dirdiff/opt/dirdiff
new file mode 160000
index 0000000..c69159f
--- /dev/null
+++ b/pack/dirdiff/opt/dirdiff
@@ -0,0 +1 @@
+Subproject commit c69159f87c933301e9220d8a1bdacbdf498ce86f
diff --git a/vimfiles.stefan/vimrc b/vimfiles.stefan/vimrc
index eaee5ba..bfdb3a4 100644
--- a/vimfiles.stefan/vimrc
+++ b/vimfiles.stefan/vimrc
@@ -277,7 +277,7 @@ let g:Gitv_OpenHorizontal = 1
 
 " Add or remove your plugins here:
 "call dein#add('cgdb/cgdb')
-"call dein#add('will133/vim-dirdiff')
+packadd dirdiff
 "call dein#add('vim-scripts/DoxygenToolkit.vim')
 "call dein#add('tpope/vim-fugitive')
 "call dein#add('skibyte/gdb-from-vim', {'rev': 'develop'})