diff --git a/include/sys/timeutil.h b/include/sys/timeutil.h
index 98b2faeaee3..023e16de291 100644
--- a/include/sys/timeutil.h
+++ b/include/sys/timeutil.h
@@ -23,6 +23,8 @@
 
 #include <time.h>
 
+#include <zephyr/types.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif