diff --git a/test/fixtures/bigi.js b/test/fixtures/bigi.js
deleted file mode 100644
index 4456dcf..0000000
--- a/test/fixtures/bigi.js
+++ /dev/null
@@ -1,46 +0,0 @@
-module.exports = {
-  "valid": [
-    {
-      "dec": "1",
-      "hex": "01",
-      "hexPadded": "0000000000000000000000000000000000000000000000000000000000000001"
-    },
-    {
-      "dec": "158798437896437949616241483468158498679",
-      "hex": "77777777777777777777777777777777",
-      "hexPadded": "0000000000000000000000000000000077777777777777777777777777777777"
-    },
-    {
-      "dec": "115792089237316195423570985008687907852837564279074904382605163141518161494336",
-      "hex": "fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364140",
-      "hexPadded": "fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364140"
-    },
-    {
-      "dec": "48968302285117906840285529799176770990048954789747953886390402978935544927851",
-      "hex": "6c4313b03f2e7324d75e642f0ab81b734b724e13fec930f309e222470236d66b",
-      "hexPadded": "6c4313b03f2e7324d75e642f0ab81b734b724e13fec930f309e222470236d66b"
-    }
-  ],
-  "invalid": [
-    {
-      "description": "non-hex string",
-      "string": "invalid"
-    },
-    {
-      "description": "non-hex alphabet",
-      "string": "c2F0b3NoaQo="
-    },
-    {
-      "description": "internal whitespace",
-      "string": "11111 11111"
-    },
-    {
-      "description": "leading whitespace",
-      "string": " 1111111111"
-    },
-    {
-      "description": "trailing whitespace",
-      "string": "1111111111 "
-    }
-  ]
-}