diff --git a/.gitattributes b/.gitattributes
index 157176bdb8cdc63e4ba799965a0bf8480d64ba71..9842d4e766fb8aa4f436f1242410bd456f766409 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,2 +1,4 @@
-.tag ident
 *_crlf.*        eol=crlf
+.tag            export-subst
+.gitignore      export-ignore
+.gitattributes  export-ignore
diff --git a/.tag b/.tag
index 055c8729cdcc372500a08db659c045e16c4409fb..6828f88dcb0e88b8cd738ad6044ce74d7a9a13c8 100644
--- a/.tag
+++ b/.tag
@@ -1 +1 @@
-$Id$
+$Format:%H$