diff --git a/BLFS/blfs.xsl b/BLFS/blfs.xsl
index 6f7e28c..71fc5c8 100644
--- a/BLFS/blfs.xsl
+++ b/BLFS/blfs.xsl
@@ -5,6 +5,8 @@
     extension-element-prefixes="exsl"
     version="1.0">
 
+<!-- $Id$ -->
+
 <!-- XSLT stylesheet to create shell scripts from BLFS books. -->
 
   <!-- Run optional test suites? -->
diff --git a/BLFS/config b/BLFS/config
index 8a027b0..9629eff 100644
--- a/BLFS/config
+++ b/BLFS/config
@@ -2,6 +2,8 @@
 #
 # Configuration file for the blfs module
 #
+# $Id$
+#
 #####
 
 #--- Book's sources directory
diff --git a/BLFS/master.sh b/BLFS/master.sh
index f83dedc..8fdf707 100755
--- a/BLFS/master.sh
+++ b/BLFS/master.sh
@@ -1,5 +1,6 @@
 #!/bin/sh
 
+# $Id$
 
 #----------------------------#
 build_Makefile() {
diff --git a/LFS/config b/LFS/config
index 8addc9f..fadea62 100644
--- a/LFS/config
+++ b/LFS/config
@@ -2,6 +2,8 @@
 #
 # Configuration file for the LFS module
 #
+# $Id$
+#
 #####
 declare -r HTTP=http://ftp.lfs-matrix.net/pub/lfs/conglomeration
 
diff --git a/LFS/master.sh b/LFS/master.sh
index 93dd418..8a7a2d8 100755
--- a/LFS/master.sh
+++ b/LFS/master.sh
@@ -1,5 +1,6 @@
 #!/bin/sh
 
+# $Id$
 
 ###################################
 ###	    FUNCTIONS		###
@@ -194,7 +195,7 @@ chapter6_Makefiles() {
 
     # Remove the build directory(ies) except if the package build fails.
     if [ "$vrs" != "" ] ; then
-      wrt_remove_build_dirs "$name"    
+      wrt_remove_build_dirs "$name"
     fi
 
     # Include a touch of the target name so make can check