diff --git a/include/kernel/thread_stack.h b/include/kernel/thread_stack.h
index a95f97a355f..de7160d5d3b 100644
--- a/include/kernel/thread_stack.h
+++ b/include/kernel/thread_stack.h
@@ -104,6 +104,9 @@ static inline char *z_stack_ptr_align(char *ptr)
 #define Z_KERNEL_STACK_OBJ_ALIGN	ARCH_STACK_PTR_ALIGN
 #endif
 
+#define Z_KERNEL_STACK_LEN(size) \
+	ROUND_UP(Z_KERNEL_STACK_SIZE_ADJUST(size), Z_KERNEL_STACK_OBJ_ALIGN)
+
 /**
  * @brief Obtain an extern reference to a stack
  *
@@ -204,9 +207,6 @@ static inline char *z_stack_ptr_align(char *ptr)
 	Z_KERNEL_STACK_DEFINE_IN(sym, size, __kstackmem)
 #endif
 
-#define Z_KERNEL_STACK_LEN(size) \
-	ROUND_UP(Z_KERNEL_STACK_SIZE_ADJUST(size), Z_KERNEL_STACK_OBJ_ALIGN)
-
 /**
  * @def K_KERNEL_STACK_ARRAY_DEFINE
  * @brief Define a toplevel array of kernel stack memory regions