diff --git a/lib/hdb/hdb.c b/lib/hdb/hdb.c
index c5d91b8f9..fa70c7778 100644
--- a/lib/hdb/hdb.c
+++ b/lib/hdb/hdb.c
@@ -59,7 +59,7 @@
  *
  */
 
-
+const int hdb_interface_version = HDB_INTERFACE_VERSION;
 
 static struct hdb_method methods[] = {
 #if HAVE_DB1 || HAVE_DB3
diff --git a/lib/hdb/hdb.h b/lib/hdb/hdb.h
index bf4ffc31c..f34c9fb36 100644
--- a/lib/hdb/hdb.h
+++ b/lib/hdb/hdb.h
@@ -246,6 +246,8 @@ struct hdb_method {
     krb5_error_code (*create)(krb5_context, HDB **, const char *filename);
 };
 
+extern const int hdb_interface_version;
+
 #include <hdb-protos.h>
 
 #endif /* __HDB_H__ */
diff --git a/lib/hdb/version-script.map b/lib/hdb/version-script.map
index 04871951f..6909fa2b0 100644
--- a/lib/hdb/version-script.map
+++ b/lib/hdb/version-script.map
@@ -68,6 +68,7 @@ HEIMDAL_HDB_1.0 {
 		hdb_value2entry_alias;
 		hdb_write_master_key;
 		length_hdb_keyset;
+		hdb_interface_version;
 
 		hdb_kt_ops;