diff --git a/solar-spa.js b/solar-spa.js
index 1c06bb9..46dd9ad 100644
--- a/solar-spa.js
+++ b/solar-spa.js
@@ -3,9 +3,8 @@ const path = require('path');
 const spaModule = require('./spa.js');
 
 // Set the wasm file path
-spaModule.locateFile = (filename) => {
-  return path.join(__dirname, filename);
-};
+spaModule.wasmBinaryFile = path.join(__dirname, 'spa.wasm');
+
 module.exports = function spa(
   date,
   latitude,
diff --git a/test.js b/test.js
index 8b095b0..0765f91 100644
--- a/test.js
+++ b/test.js
@@ -1,5 +1,4 @@
 // test.js
-// Import the 'solar-spa' module
 const spa = require('./solar-spa.js');
 
 // Define input parameters for a specific date, time, and location