diff --git a/docs/docs/noir/concepts/data_types/integers.md b/docs/docs/noir/concepts/data_types/integers.md
index f3badde62be..41a823646dd 100644
--- a/docs/docs/noir/concepts/data_types/integers.md
+++ b/docs/docs/noir/concepts/data_types/integers.md
@@ -79,7 +79,7 @@ fn main() {
 You can construct a U128 from its limbs:
 ```rust
 fn main(x: u64, y: u64) {
-    let x = U128::from_u64s_be(x,y);
+    let z = U128::from_u64s_be(x,y);
     assert(z.hi == x as Field);
     assert(z.lo == y as Field);
 }