diff --git a/Makefile b/Makefile
index ce8ac39..5c350db 100644
--- a/Makefile
+++ b/Makefile
@@ -11,7 +11,6 @@ XARFLAGS = -rc
 
 OBJ = \
 	  udev.o \
-	  udev_hwdb.o \
 	  udev_list.o \
 	  udev_device.o \
 	  udev_monitor.o \
diff --git a/udev.c b/udev.c
index 96d11d7..5edb623 100644
--- a/udev.c
+++ b/udev.c
@@ -58,3 +58,23 @@ int udev_get_log_priority(struct udev *udev)
 {
     return 0;
 }
+
+/* XXX NOT IMPLEMENTED */ struct udev_hwdb *udev_hwdb_new(struct udev *udev)
+{
+    return NULL;
+}
+
+/* XXX NOT IMPLEMENTED */ struct udev_hwdb *udev_hwdb_ref(struct udev_hwdb *hwdb)
+{
+    return NULL;
+}
+
+/* XXX NOT IMPLEMENTED */ struct udev_hwdb *udev_hwdb_unref(struct udev_hwdb *hwdb)
+{
+    return NULL;
+}
+
+/* XXX NOT IMPLEMENTED */ struct udev_list_entry *udev_hwdb_get_properties_list_entry(struct udev_hwdb *hwdb, const char *modalias, unsigned int flags)
+{
+    return NULL;
+}
diff --git a/udev_hwdb.c b/udev_hwdb.c
deleted file mode 100644
index ac69d99..0000000
--- a/udev_hwdb.c
+++ /dev/null
@@ -1,23 +0,0 @@
-#include <stddef.h>
-
-#include "udev.h"
-
-/* XXX NOT IMPLEMENTED */ struct udev_hwdb *udev_hwdb_new(struct udev *udev)
-{
-    return NULL;
-}
-
-/* XXX NOT IMPLEMENTED */ struct udev_hwdb *udev_hwdb_ref(struct udev_hwdb *hwdb)
-{
-    return NULL;
-}
-
-/* XXX NOT IMPLEMENTED */ struct udev_hwdb *udev_hwdb_unref(struct udev_hwdb *hwdb)
-{
-    return NULL;
-}
-
-/* XXX NOT IMPLEMENTED */ struct udev_list_entry *udev_hwdb_get_properties_list_entry(struct udev_hwdb *hwdb, const char *modalias, unsigned int flags)
-{
-    return NULL;
-}