diff --git a/Utils/MathUtils.h b/Utils/MathUtils.h
index 18934c2..1aab20a 100644
--- a/Utils/MathUtils.h
+++ b/Utils/MathUtils.h
@@ -20,6 +20,10 @@
         __typeof__ (b) _b = (b); \
         _a < _b ? _a : _b; })
 
+#define abs(a) \
+    ({ __typeof__ (a) _a = (a); \
+        _a > 0 ? _a : -_a; })
+
 #define deg2rad(angle) \
     ({ __typeof__ (angle) _angle = (angle); \
         (_angle) * M_PI / 180.0; })
@@ -28,4 +32,4 @@
     ({ __typeof__ (angle) _angle = (angle); \
         (_angle) * 180.0 / M_PI; })
 
-#endif
\ No newline at end of file
+#endif