diff --git a/include/sys_io.h b/include/sys_io.h
index b9b0e469a46..d0eff865839 100644
--- a/include/sys_io.h
+++ b/include/sys_io.h
@@ -13,7 +13,6 @@
 extern "C" {
 #endif
 
-#include <kernel.h>
 #include <zephyr/types.h>
 #include <stddef.h>