diff --git a/servers/slapd/back-tcl/external.h b/servers/slapd/back-tcl/external.h
index b03a1608eb..a4a4956361 100644
--- a/servers/slapd/back-tcl/external.h
+++ b/servers/slapd/back-tcl/external.h
@@ -1,3 +1,7 @@
+/*
+ * $Id
+ */
+
 #ifndef _TCL_EXTERNAL_H
 #define _TCL_EXTERNAL_H