diff --git a/scripts/build/esbuild.js b/scripts/build/esbuild.js
index 97647bd823..1881a0321e 100644
--- a/scripts/build/esbuild.js
+++ b/scripts/build/esbuild.js
@@ -5,12 +5,14 @@
 // @ts-check
 
 const path = require('path');
+const os = require('os');
 
 const devtools_paths = require('../devtools_paths.js');
 const devtools_plugin = require('./devtools_plugin.js');
 
 // esbuild module uses binary in this path.
-process.env.ESBUILD_BINARY_PATH = path.join(devtools_paths.devtoolsRootPath(), 'third_party', 'esbuild', 'esbuild');
+const binaryName = os.type() === 'Windows_NT' ? 'esbuild.exe' : 'esbuild';
+process.env.ESBUILD_BINARY_PATH = path.join(devtools_paths.devtoolsRootPath(), 'third_party', 'esbuild', binaryName);
 
 const entryPoints = [process.argv[2]];
 const outfile = process.argv[3];