diff --git a/packages/less/src/less/functions/number.js b/packages/less/src/less/functions/number.js
index 9bfb1a5cc..ccb97afef 100644
--- a/packages/less/src/less/functions/number.js
+++ b/packages/less/src/less/functions/number.js
@@ -26,8 +26,10 @@ const minMax = function (isMin, args) {
         if (!(current instanceof Dimension)) {
             if (Array.isArray(args[i].value)) {
                 Array.prototype.push.apply(args, Array.prototype.slice.call(args[i].value));
+                continue;
+            } else {
+                throw { type: 'Argument', message: 'incompatible types' };
             }
-            continue;
         }
         currentUnified = current.unit.toString() === '' && unitClone !== undefined ? new Dimension(current.value, unitClone).unify() : current.unify();
         unit = currentUnified.unit.toString() === '' && unitStatic !== undefined ? unitStatic : currentUnified.unit.toString();
diff --git a/packages/test-data/css/_main/functions.css b/packages/test-data/css/_main/functions.css
index 716640c37..2e0a5b325 100644
--- a/packages/test-data/css/_main/functions.css
+++ b/packages/test-data/css/_main/functions.css
@@ -110,9 +110,13 @@
   min: 1pt;
   min: 3mm;
   min: min(1, 4ex, 2pt);
+  min: min(calc(1 + 1), 1);
+  min: min(var(--width), 802px);
   max: 3;
   max: 5em;
   max: max(5m, 3em);
+  max: min(var(--body-max-width), calc(100vw - 20px));
+  max: max(1, calc(1 + 1));
   max-native: max(10vw, 100px);
   percentage: 20%;
   color-quoted-digit: #dda0dd;
diff --git a/packages/test-data/less/_main/functions.less b/packages/test-data/less/_main/functions.less
index fe6ba3655..593f32aa7 100644
--- a/packages/test-data/less/_main/functions.less
+++ b/packages/test-data/less/_main/functions.less
@@ -117,9 +117,13 @@
   min: min(1pt, 3pt);
   min: min(1cm, 3mm);
   min: min(6em, 5, 4ex, 3, 2pt, 1);
+  min: min(calc(1 + 1), 1);
+  min: min(~'var(--width), 802px');
   max: max(1, 3);
   max: max(3em, 1em, 2em, 5em);
   max: max(1px, 2, 3em, 4, 5m, 6);
+  max: min(var(--body-max-width), calc(100vw - 20px));
+  max: max(1, calc(1 + 1));
   max-native: max(10vw, 100px);
   percentage: percentage((10px / 50));
   color-quoted-digit: color("#dda0dd");