diff --git a/doc/attributes.txt b/doc/attributes.txt
index 7469dd7e..a7436db1 100644
--- a/doc/attributes.txt
+++ b/doc/attributes.txt
@@ -1,5 +1,3 @@
-$Id$
-
 Notes on the storage of attributes.
 ===================================
 
diff --git a/doc/system_files.txt b/doc/system_files.txt
index a5581d2a..9ed13365 100644
--- a/doc/system_files.txt
+++ b/doc/system_files.txt
@@ -1,5 +1,3 @@
-$Id$
- 
 System files mft record numbers. All these files are always marked as used
 in the bitmap attribute of the mft; presumably in order to avoid accidental
 allocation for random other mft records. Also, the sequence number for each