diff --git a/src/lib/gadgets/gadgets.ts b/src/lib/gadgets/gadgets.ts
index ab010921b0..00e11a7a72 100644
--- a/src/lib/gadgets/gadgets.ts
+++ b/src/lib/gadgets/gadgets.ts
@@ -253,7 +253,7 @@ const Gadgets = {
    *
    * @throws Throws an error if `xy` exceeds 2*88 = 176 bits, or if z exceeds 88 bits.
    */
-  compactMultiRangeCheck(limbs: [Field, Field]) {
-    return compactMultiRangeCheck(limbs);
+  compactMultiRangeCheck(xy: Field, z: Field) {
+    return compactMultiRangeCheck(xy, z);
   },
 };
diff --git a/src/lib/gadgets/range-check.ts b/src/lib/gadgets/range-check.ts
index bc806f430e..1f4f369157 100644
--- a/src/lib/gadgets/range-check.ts
+++ b/src/lib/gadgets/range-check.ts
@@ -77,11 +77,7 @@ function multiRangeCheck([x, y, z]: [Field, Field, Field]) {
  *
  * Returns the full limbs x, y, z
  */
-function compactMultiRangeCheck([xy, z]: [Field, Field]): [
-  Field,
-  Field,
-  Field
-] {
+function compactMultiRangeCheck(xy: Field, z: Field): [Field, Field, Field] {
   // constant case
   if (xy.isConstant() && z.isConstant()) {
     if (xy.toBigInt() >> twoL || z.toBigInt() >> L) {
diff --git a/src/lib/gadgets/range-check.unit-test.ts b/src/lib/gadgets/range-check.unit-test.ts
index 0796183871..c66c6a806d 100644
--- a/src/lib/gadgets/range-check.unit-test.ts
+++ b/src/lib/gadgets/range-check.unit-test.ts
@@ -38,8 +38,8 @@ let check64 = Provable.constraintSystem(() => {
   Gadgets.rangeCheck64(x);
 });
 let multi = Provable.constraintSystem(() => {
-  let [x, y, z] = exists(3, () => [0n, 0n, 0n]);
-  Gadgets.multiRangeCheck(x, y, z);
+  let x = exists(3, () => [0n, 0n, 0n]);
+  Gadgets.multiRangeCheck(x);
 });
 let compact = Provable.constraintSystem(() => {
   let [xy, z] = exists(2, () => [0n, 0n]);
@@ -70,7 +70,7 @@ let RangeCheck = ZkProgram({
     checkMulti: {
       privateInputs: [Field, Field, Field],
       method(x, y, z) {
-        Gadgets.multiRangeCheck(x, y, z);
+        Gadgets.multiRangeCheck([x, y, z]);
       },
     },
     checkCompact: {