diff --git a/src/audio/host.c b/src/audio/host.c
index fefcdae54..e5358755b 100644
--- a/src/audio/host.c
+++ b/src/audio/host.c
@@ -855,9 +855,7 @@ struct comp_driver comp_host = {
 	},
 };
 
-void sys_comp_host_init(void);
-
-void sys_comp_host_init(void)
+static void sys_comp_host_init(void)
 {
 	comp_register(&comp_host);
 }