diff --git a/vroni/Include/approx.h b/vroni/Include/approx.h
index 2032daa..0fbff56 100644
--- a/vroni/Include/approx.h
+++ b/vroni/Include/approx.h
@@ -48,7 +48,7 @@ inline void ApproxArc(const coord & p1, const coord & p2,
 
    if (apx_absolute > 0.0) {
       incr = acos(radius / (radius + apx_absolute));
-      incr = Min(incr, max_incr);
+      incr = VroniMin(incr, max_incr);
    }
    else {
       incr = max_incr;
diff --git a/vroni/Include/util.h b/vroni/Include/util.h
index d86682b..70cc785 100644
--- a/vroni/Include/util.h
+++ b/vroni/Include/util.h
@@ -99,8 +99,8 @@ inline static double CubicRoot(double_arg x)
  (i1) = (i2);         \
  (i2) = (i); }
 
-#define Min(a, b)     ((a) < (b) ? (a) : (b))
-#define Max(a, b)     ((b) < (a) ? (a) : (b))
+#define VroniMin(a, b)     ((a) < (b) ? (a) : (b))
+#define VroniMax(a, b)     ((b) < (a) ? (a) : (b))
 #define Min3(a, b, c) (((a) < (b)) ? \
                        (((a) < (c)) ? \
                         (a) : (c)) \
diff --git a/vroni/Lib/vroniD32.lib b/vroni/Lib/vroniD32.lib
index de3f284..c8f77da 100644
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diff --git a/vroni/Lib/vroniD64.lib b/vroni/Lib/vroniD64.lib
index dc07309..ed40eca 100644
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diff --git a/vroni/Lib/vroniR32.lib b/vroni/Lib/vroniR32.lib
index 5bb2802..a35a8ac 100644
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diff --git a/vroni/Lib/vroniR64.lib b/vroni/Lib/vroniR64.lib
index 55aeeec..f125f45 100644
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