diff --git a/test/test.util.js b/test/test.util.js
index f129323c6..24f57b193 100644
--- a/test/test.util.js
+++ b/test/test.util.js
@@ -49,11 +49,11 @@ describe('util', function() {
   });
   describe('#intToBuffer', function() {
     var data = [
-      [0, '00000000'],
-      [-0, '00000000'],
-      [-1, 'ffffffff'],
-      [1, '01000000'],
-      [18, '12000000'],
+      [0, '00'],
+      [-0, '00'],
+      [-1, 'ff'],
+      [1, '01'],
+      [18, '12'],
       [878082192, '90785634'],
       [0x01234567890, '1200000090785634'],
       [-4294967297, 'feffffffffffffff'],