diff --git a/lib/dns/include/dns/stats.h b/lib/dns/include/dns/stats.h
index fee9e1b3b8..6e01f20eef 100644
--- a/lib/dns/include/dns/stats.h
+++ b/lib/dns/include/dns/stats.h
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: stats.h,v 1.20 2009/01/27 23:47:54 tbox Exp $ */
+/* $Id$ */
 
 #ifndef DNS_STATS_H
 #define DNS_STATS_H 1
diff --git a/lib/isc/include/isc/stats.h b/lib/isc/include/isc/stats.h
index d61afcc6cf..0c8a25bab2 100644
--- a/lib/isc/include/isc/stats.h
+++ b/lib/isc/include/isc/stats.h
@@ -14,7 +14,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: stats.h,v 1.4 2009/01/29 01:03:56 jinmei Exp $ */
+/* $Id$ */
 
 #ifndef ISC_STATS_H
 #define ISC_STATS_H 1
diff --git a/lib/isc/include/isc/types.h b/lib/isc/include/isc/types.h
index 019023152c..9a020aab1d 100644
--- a/lib/isc/include/isc/types.h
+++ b/lib/isc/include/isc/types.h
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: types.h,v 1.52 2009/12/05 23:31:41 each Exp $ */
+/* $Id$ */
 
 #ifndef ISC_TYPES_H
 #define ISC_TYPES_H 1
diff --git a/lib/isc/mem.c b/lib/isc/mem.c
index 9dbd3e1811..caca38df60 100644
--- a/lib/isc/mem.c
+++ b/lib/isc/mem.c
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: mem.c,v 1.160 2010/12/08 02:46:16 marka Exp $ */
+/* $Id$ */
 
 /*! \file */
 
diff --git a/lib/isc/stats.c b/lib/isc/stats.c
index 35e8f8437d..a36efe4602 100644
--- a/lib/isc/stats.c
+++ b/lib/isc/stats.c
@@ -14,7 +14,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: stats.c,v 1.3 2009/01/27 23:47:54 tbox Exp $ */
+/* $Id$ */
 
 /*! \file */
 
diff --git a/lib/isc/unix/include/isc/net.h b/lib/isc/unix/include/isc/net.h
index 2f70ae0ef0..136d68907b 100644
--- a/lib/isc/unix/include/isc/net.h
+++ b/lib/isc/unix/include/isc/net.h
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: net.h,v 1.50 2008/12/01 04:14:54 marka Exp $ */
+/* $Id$ */
 
 #ifndef ISC_NET_H
 #define ISC_NET_H 1
diff --git a/lib/isc/unix/net.c b/lib/isc/unix/net.c
index b2fb30e4ed..8dbd055068 100644
--- a/lib/isc/unix/net.c
+++ b/lib/isc/unix/net.c
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: net.c,v 1.40 2008/07/04 05:52:31 each Exp $ */
+/* $Id$ */
 
 #include <config.h>
 
diff --git a/lib/isc/win32/include/isc/net.h b/lib/isc/win32/include/isc/net.h
index ba8402e07f..94e7093f82 100644
--- a/lib/isc/win32/include/isc/net.h
+++ b/lib/isc/win32/include/isc/net.h
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: net.h,v 1.31 2008/12/01 03:51:47 marka Exp $ */
+/* $Id$ */
 
 #ifndef ISC_NET_H
 #define ISC_NET_H 1