Update runtime files.
diff --git a/runtime/indent/systemd.vim b/runtime/indent/systemd.vim
new file mode 100644
index 0000000..a05a87b
--- /dev/null
+++ b/runtime/indent/systemd.vim
@@ -0,0 +1,10 @@
+" Vim indent file
+" Language:  systemd.unit(5)
+
+" Only load this indent file when no other was loaded.
+if exists("b:did_indent")
+  finish
+endif
+
+" Looks a lot like dosini files.
+runtime! indent/dosini.vim