diff --git a/lib/hdb/hdb.h b/lib/hdb/hdb.h
index 3a51cff97..574cd9bb2 100644
--- a/lib/hdb/hdb.h
+++ b/lib/hdb/hdb.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan
+ * Copyright (c) 1997 - 2007 Kungliga Tekniska Högskolan
  * (Royal Institute of Technology, Stockholm, Sweden). 
  * All rights reserved. 
  *
@@ -41,6 +41,8 @@
 #include <heim_asn1.h>
 #include <hdb_asn1.h>
 
+struct hdb_dbinfo;
+
 enum hdb_lockop{ HDB_RLOCK, HDB_WLOCK };
 
 /* flags for various functions */