diff --git a/kernel/inc/utils/math.h b/kernel/inc/utils/math.h
index 26d3cea..2ef7a10 100644
--- a/kernel/inc/utils/math.h
+++ b/kernel/inc/utils/math.h
@@ -27,10 +27,10 @@
 #include "stdtypes.h"
 #include "string.h"
 
-#define MAX(a, b)       (a > b ? a : b)
-#define MIN(a, b)       (a > b ? b : a)
-#define CEIL_TO(a, b)   (a % b ? a + b - (a % b) : a)
-#define FLOOR_TO(a, b)  (a     - (a % b))
+#define MAX(a, b)       ((a) > (b) ? (a) : (b))
+#define MIN(a, b)       ((a) > (b) ? (b) : (a))
+#define CEIL_TO(a, b)   ((a) % (b) ? (a) + (b) - ((a) % (b)) : (a))
+#define FLOOR_TO(a, b)  ((a) - ((a) % (b)))
 
 typedef struct {
     uint64_t x;