diff --git a/tests/lib/custom_lib/src/main.c b/tests/lib/custom_lib/src/main.c
index 6b3a4b9..e3a4695 100644
--- a/tests/lib/custom_lib/src/main.c
+++ b/tests/lib/custom_lib/src/main.c
@@ -11,8 +11,10 @@
  * library works correctly.
  */
 
-#include <zephyr/kernel.h>
+#include <limits.h>
+
 #include <zephyr/ztest.h>
+
 #include <custom_lib/custom_lib.h>
 
 ZTEST(custom_lib, test_get_value)