diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..64fd602
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+dana-manual export-subst
+* text=auto
diff --git a/dana-manual b/dana-manual
index 2d58e8c..6e605b0 100644
--- a/dana-manual
+++ b/dana-manual
@@ -1809,3 +1809,5 @@ haben au
 - Hans-Christoph Wirth
 
 Herzlichen Dank!
+-- 
+Id: $Format:%t %d %ai %an$