diff --git a/packages/lucide-react/tests/build-icons.spec.ts b/packages/lucide-react/tests/build-icons.spec.ts
new file mode 100644
index 000000000..3fcfc9ef7
--- /dev/null
+++ b/packages/lucide-react/tests/build-icons.spec.ts
@@ -0,0 +1,59 @@
+// @vitest-environment node
+
+import { afterEach, expect, it } from 'vitest';
+import { spawnSync } from 'node:child_process';
+import { mkdtempSync, mkdirSync, readFileSync, rmSync, writeFileSync } from 'node:fs';
+import { tmpdir } from 'node:os';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const fixtureDirectories: string[] = [];
+
+afterEach(() => {
+  fixtureDirectories.splice(0).forEach((directory) => {
+    rmSync(directory, { recursive: true, force: true });
+  });
+});
+
+it('builds icons with templates and metadata in paths containing URL characters', () => {
+  const directory = mkdtempSync(path.join(tmpdir(), 'lucide-build-icons #%-'));
+  fixtureDirectories.push(directory);
+  const input = path.join(directory, 'input');
+  const output = path.join(directory, 'output');
+  const template = path.join(directory, 'template.mjs');
+  mkdirSync(input);
+  writeFileSync(
+    path.join(input, 'sample.svg'),
+    '<svg xmlns="http://www.w3.org/2000/svg"><path d="M1 1h2" /></svg>',
+  );
+  writeFileSync(path.join(input, 'sample.json'), JSON.stringify({ aliases: ['sample-alias'] }));
+  writeFileSync(
+    template,
+    'export default ({ iconData }) => "export default " + JSON.stringify(iconData);',
+  );
+
+  const cli = fileURLToPath(new URL('../../../tools/build-icons/cli.ts', import.meta.url));
+  const result = spawnSync(
+    process.execPath,
+    [
+      cli,
+      `--input=${input}`,
+      `--output=${output}`,
+      `--templateSrc=${template}`,
+      '--pretty=false',
+      '--silent',
+    ],
+    { encoding: 'utf8', timeout: 30_000 },
+  );
+
+  expect(result.error).toBeUndefined();
+  expect(result.status, result.stderr).toBe(0);
+  expect(result.stderr).toBe('');
+  const generatedIcon = readFileSync(path.join(output, 'icons', 'sample.js'), 'utf8');
+  expect(JSON.parse(generatedIcon.replace(/^export default /, ''))).toMatchObject({
+    name: 'sample',
+    aliases: ['sample-alias'],
+    node: [['path', { d: 'M1 1h2' }]],
+  });
+  expect(readFileSync(path.join(output, 'icons', 'index.js'), 'utf8')).toContain('sample');
+});