diff --git a/COPYRIGHT b/COPYRIGHT
index 3e0cdc0b..38f513a5 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,10 +1,9 @@
-$Id: COPYRIGHT,v 1.16 2005-04-12 01:27:52 dfs Exp $
 THE REMIND COPYRIGHT
 
 1. REMIND refers to the entire set of files and documentation in the
 REMIND package.
 
-2. REMIND is Copyright 1999-2005 Roaring Penguin Software Inc.,
+2. REMIND is Copyright 1999-2007 Roaring Penguin Software Inc.,
 except where noted in individual files.
 
 3. DISTRIBUTION AND USE
diff --git a/Makefile b/Makefile
index 9e2eaadb..99ae9c25 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,5 @@
 # Top-level Makefile for Remind.
 
-# $Id: Makefile,v 1.29 2007-03-26 19:38:07 dfs Exp $
-
 all: src/Makefile
 	@echo ""
 	@echo "*******************"
diff --git a/README b/README
index e3244294..542f5c6a 100644
--- a/README
+++ b/README
@@ -34,7 +34,5 @@ If you do NOT have Tcl/Tk or are NOT running X Windows:
 
 5) Type: "make install" -- you may need to be root to do this.
 
-$Id: README,v 1.8 2007-07-12 04:27:44 dfs Exp $
-
 Contact info: mailto:dfs@roaringpenguin.com
 Home page:    http://www.roaringpenguin.com/remind
diff --git a/WINDOWS b/WINDOWS
index 330b6f2e..028c8748 100644
--- a/WINDOWS
+++ b/WINDOWS
@@ -1,5 +1,3 @@
-$Id: WINDOWS,v 1.1 1999-04-05 17:34:28 dfs Exp $
-
 MICROSOFT WINDOWS
 
 I used to prohibit porting Remind to Microsoft Windows.  However, this
diff --git a/build.tk b/build.tk
index da16d929..074efdfb 100755
--- a/build.tk
+++ b/build.tk
@@ -12,8 +12,6 @@
 #
 #--------------------------------------------------------------
 
-# $Id: build.tk,v 1.14 2007-07-01 20:13:37 dfs Exp $
-
 # the next line restarts using wish \
 exec wish "$0" "$@"
 
diff --git a/configure.in b/configure.in
index 9f7efc99..5d0cec81 100644
--- a/configure.in
+++ b/configure.in
@@ -1,5 +1,4 @@
 dnl Process this file with autoconf to produce a configure script.
-dnl $Id: configure.in,v 1.10 2007-07-09 01:55:45 dfs Exp $
 
 AC_INIT(src/queue.c)
 
diff --git a/unconfigure b/unconfigure
index 4c59ce21..e185c312 100755
--- a/unconfigure
+++ b/unconfigure
@@ -1,6 +1,5 @@
 #!/bin/sh
 
-#$Id: unconfigure,v 1.1 1998-01-17 03:58:13 dfs Exp $
 echo "Unconfiguring Remind..."
 echo rm -f config.cache config.log config.status src/Makefile src/config.h
 rm -f config.cache config.log config.status src/Makefile src/config.h