diff --git a/index.js b/index.js
index 6f318ed..6c7a989 100644
--- a/index.js
+++ b/index.js
@@ -69,10 +69,6 @@ module.exports = function(content, ...rest) {
 
   const localExports = content.split('exports.locals')[1];
 
-  if (!localExports) {
-    return failed(new Error(`No exported locals found for ${filename}`));
-  }
-
   while ((match = keyRegex.exec(localExports))) {
     if (cssModuleKeys.indexOf(match[1]) < 0) {
       cssModuleKeys.push(match[1]);
diff --git a/test/emit-empty-declaration/.gitignore b/test/emit-empty-declaration/.gitignore
new file mode 100644
index 0000000..cc5d7db
--- /dev/null
+++ b/test/emit-empty-declaration/.gitignore
@@ -0,0 +1 @@
+index.css.d.ts
diff --git a/test/emit-empty-declaration/__snapshots__/emit-empty-declaration.test.js.snap b/test/emit-empty-declaration/__snapshots__/emit-empty-declaration.test.js.snap
new file mode 100644
index 0000000..9ecd79a
--- /dev/null
+++ b/test/emit-empty-declaration/__snapshots__/emit-empty-declaration.test.js.snap
@@ -0,0 +1,12 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`Can emit valid declaration without classes 1`] = `
+"// This file is automatically generated.
+// Please do not change this file!
+interface CssExports {
+
+}
+declare var cssExports: CssExports;
+export = cssExports;
+"
+`;
diff --git a/test/emit-empty-declaration/emit-empty-declaration.test.js b/test/emit-empty-declaration/emit-empty-declaration.test.js
new file mode 100644
index 0000000..88e3977
--- /dev/null
+++ b/test/emit-empty-declaration/emit-empty-declaration.test.js
@@ -0,0 +1,13 @@
+const fs = require('fs');
+const compiler = require('../compiler.js');
+
+test('Can emit valid declaration without classes', async () => {
+  await compiler(require.resolve('./index.js'));
+  
+  const declaration = fs.readFileSync(
+    require.resolve('./index.css.d.ts'),
+    'utf-8'
+  );
+
+  expect(declaration).toMatchSnapshot();
+});
diff --git a/test/emit-empty-declaration/index.css b/test/emit-empty-declaration/index.css
new file mode 100644
index 0000000..2da8ff0
--- /dev/null
+++ b/test/emit-empty-declaration/index.css
@@ -0,0 +1,3 @@
+html {
+  /* No class selectors in this file ... */
+}
diff --git a/test/emit-empty-declaration/index.js b/test/emit-empty-declaration/index.js
new file mode 100644
index 0000000..3a29aed
--- /dev/null
+++ b/test/emit-empty-declaration/index.js
@@ -0,0 +1 @@
+import "./index.css";