diff --git a/src/encr.h b/src/encr.h
index 227c2c8c..77e9923c 100644
--- a/src/encr.h
+++ b/src/encr.h
@@ -15,6 +15,8 @@
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id: encr.h,v 1.2.4.1 2000/06/25 15:22:16 guus Exp $
 */
 
 #ifndef __TINC_ENCR_H__
diff --git a/src/net.h b/src/net.h
index dbf081f7..35b500ff 100644
--- a/src/net.h
+++ b/src/net.h
@@ -15,6 +15,8 @@
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id: net.h,v 1.9.4.3 2000/06/25 15:22:16 guus Exp $
 */
 
 #ifndef __TINC_NET_H__
diff --git a/src/netutl.h b/src/netutl.h
index f2187406..932814fa 100644
--- a/src/netutl.h
+++ b/src/netutl.h
@@ -15,6 +15,8 @@
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id: netutl.h,v 1.2.4.1 2000/06/25 15:22:16 guus Exp $
 */
 
 #ifndef __TINC_NETUTL_H__
diff --git a/src/protocol.h b/src/protocol.h
index 89da86da..c9137d69 100644
--- a/src/protocol.h
+++ b/src/protocol.h
@@ -15,6 +15,8 @@
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id: protocol.h,v 1.5.4.2 2000/06/25 15:22:16 guus Exp $
 */
 
 #ifndef __TINC_PROTOCOL_H__