diff --git a/index.js b/index.js
index 4a4a843..956bd67 100644
--- a/index.js
+++ b/index.js
@@ -1,31 +1,47 @@
-const sass = require('node-sass');
-const path = require('path');
-
 module.exports = (css, settings) => {
+  const sass = getSassImplementation();
+
   const cssWithPlaceholders = css
-    .replace(/%%styled-jsx-placeholder-(\d+)%%(\w*\s*[),;!{])/g, (_, id, p1) =>
-      `styled-jsx-placeholder-${id}-${p1}`
-    )
-    .replace(/%%styled-jsx-placeholder-(\d+)%%/g, (_, id) =>
-      `/*%%styled-jsx-placeholder-${id}%%*/`
+    .replace(
+      /%%styled-jsx-placeholder-(\d+)%%(\w*\s*[),;!{])/g,
+      (_, id, p1) => `styled-jsx-placeholder-${id}-${p1}`
     )
+    .replace(
+      /%%styled-jsx-placeholder-(\d+)%%/g,
+      (_, id) => `/*%%styled-jsx-placeholder-${id}%%*/`
+    );
 
   // Prepend option data to cssWithPlaceholders
-  const optionData = settings.sassOptions && settings.sassOptions.data || "";
-  const data = optionData + "\n" + cssWithPlaceholders;
+  const optionData = (settings.sassOptions && settings.sassOptions.data) || '';
+  const data = optionData + '\n' + cssWithPlaceholders;
 
-  const preprocessed = sass.renderSync(
-    Object.assign(
-      {},
-      settings.sassOptions,
-      { data }
-    )).css.toString()
+  const preprocessed = sass
+    .renderSync(Object.assign({}, settings.sassOptions, {data}))
+    .css.toString();
 
   return preprocessed
-    .replace(/styled-jsx-placeholder-(\d+)-(\w*\s*[),;!{])/g, (_, id, p1) =>
-      `%%styled-jsx-placeholder-${id}%%${p1}`
-    )
-    .replace(/\/\*%%styled-jsx-placeholder-(\d+)%%\*\//g, (_, id) =>
-      `%%styled-jsx-placeholder-${id}%%`
+    .replace(
+      /styled-jsx-placeholder-(\d+)-(\w*\s*[),;!{])/g,
+      (_, id, p1) => `%%styled-jsx-placeholder-${id}%%${p1}`
     )
+    .replace(
+      /\/\*%%styled-jsx-placeholder-(\d+)%%\*\//g,
+      (_, id) => `%%styled-jsx-placeholder-${id}%%`
+    );
+};
+
+function getSassImplementation() {
+  let sassImplPkg = 'sass';
+
+  try {
+    require.resolve('sass');
+  } catch {
+    try {
+      require.resolve('node-sass');
+      sassImplPkg = 'node-sass';
+    } catch {
+      sassImplPkg = 'sass';
+    }
+  }
+  return require(sassImplPkg);
 }