diff --git a/daemons/dmeventd/dmeventd.h b/daemons/dmeventd/dmeventd.h
index afe0b0c4b..661d46a0b 100644
--- a/daemons/dmeventd/dmeventd.h
+++ b/daemons/dmeventd/dmeventd.h
@@ -68,7 +68,7 @@ struct dm_event_fifos {
 int daemon_talk(struct dm_event_fifos *fifos,
 		struct dm_event_daemon_message *msg, int cmd,
 		const char *dso_name, const char *dev_name,
-		enum dm_event_mask evmask, uint32_t timeout);
+		unsigned evmask, uint32_t timeout);
 int init_fifos(struct dm_event_fifos *fifos);
 void fini_fifos(struct dm_event_fifos *fifos);
 int dm_event_get_version(struct dm_event_fifos *fifos, int *version);
diff --git a/daemons/dmeventd/libdevmapper-event.c b/daemons/dmeventd/libdevmapper-event.c
index c47bd5acd..370d65f46 100644
--- a/daemons/dmeventd/libdevmapper-event.c
+++ b/daemons/dmeventd/libdevmapper-event.c
@@ -352,7 +352,7 @@ static int _daemon_write(struct dm_event_fifos *fifos,
 int daemon_talk(struct dm_event_fifos *fifos,
 		struct dm_event_daemon_message *msg, int cmd,
 		const char *dso_name, const char *dev_name,
-		enum dm_event_mask evmask, uint32_t timeout)
+		unsigned evmask, uint32_t timeout)
 {
 	int msg_size;
 	memset(msg, 0, sizeof(*msg));