diff --git a/package.json b/package.json
index 9a84b05..f656625 100644
--- a/package.json
+++ b/package.json
@@ -85,7 +85,7 @@
     }
   },
   "scripts": {
-    "build": "shx rm -rf dist && tsc -b && shx cp src/lib/phatjs/phatjs_bg.wasm dist/lib/phatjs/",
+    "build": "shx rm -rf dist && tsc -b && shx cp src/lib/phatjs/phatjs_bg.*.wasm dist/lib/phatjs/",
     "lint": "tsc --noEmit",
     "test": "mocha --forbid-only \"test/**/*.test.ts\""
   },
diff --git a/src/lib/phatjs/phatjs.js b/src/lib/phatjs/phatjs.js
index 9c00ec1..1164c8b 100644
--- a/src/lib/phatjs/phatjs.js
+++ b/src/lib/phatjs/phatjs.js
@@ -638,7 +638,7 @@ module.exports.__wbindgen_closure_wrapper1483 = function(arg0, arg1, arg2) {
 };
 
 module.exports.init = function() {
-  const path = require('upath').join(__dirname, 'phatjs_bg.wasm');
+  const path = require('upath').join(__dirname, 'phatjs_bg.0.10.1.wasm');
   const bytes = require('fs').readFileSync(path);
   const wasmModule = new WebAssembly.Module(bytes);
   const wasmInstance = new WebAssembly.Instance(wasmModule, imports);
diff --git a/src/lib/phatjs/phatjs_bg.wasm b/src/lib/phatjs/phatjs_bg.0.10.1.wasm
similarity index 100%
rename from src/lib/phatjs/phatjs_bg.wasm
rename to src/lib/phatjs/phatjs_bg.0.10.1.wasm
diff --git a/src/lib/phatjs/phatjs_bg.wasm.d.ts b/src/lib/phatjs/phatjs_bg.wasm.d.ts
deleted file mode 100644
index 4eaf22f..0000000
--- a/src/lib/phatjs/phatjs_bg.wasm.d.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-/* tslint:disable */
-/* eslint-disable */
-export const memory: WebAssembly.Memory;
-export function start(): void;
-export function version(): number;
-export function run(a: number, b: number): number;
-export function setHook(a: number, b: number, c: number, d: number): void;
-export function __main_argc_argv(a: number, b: number): number;
-export function __pink_malloc(a: number): number;
-export function __pink_free(a: number): void;
-export function __pink_realloc(a: number, b: number): number;
-export function __pink_clock_time_get(a: number, b: number, c: number): number;
-export function __pink_fd_write(a: number, b: number, c: number): number;
-export function __pink_getrandom(a: number, b: number): void;
-export function __wbindgen_malloc_command_export(a: number, b: number): number;
-export function __wbindgen_realloc_command_export(a: number, b: number, c: number, d: number): number;
-export const __wbindgen_export_2: WebAssembly.Table;
-export function wasm_bindgen__convert__closures__invoke1_mut__hdb3d18d70eb2a205(a: number, b: number, c: number): void;
-export function __wbindgen_exn_store_command_export(a: number): void;
-export function wasm_bindgen__convert__closures__invoke2_mut__h129b1a7fb2e72e4c(a: number, b: number, c: number, d: number): void;
-export function __wbindgen_add_to_stack_pointer(a: number): number;
-export function __wbindgen_start(): void;