diff --git a/src/render_import_unix.js b/src/render_import_unix.js
index c6c4f6f..d2022d1 100644
--- a/src/render_import_unix.js
+++ b/src/render_import_unix.js
@@ -1,7 +1,7 @@
 'use strict';
 
 // sharp has to be required before node-canvas on linux. see https://github.com/lovell/sharp/issues/371
-import sharp from 'sharp'; 
+import sharp from 'sharp';
 import { createCanvas, Image } from 'canvas';
 
-export {sharp, createCanvas, Image};
+export { sharp, createCanvas, Image };
diff --git a/src/render_import_windows.js b/src/render_import_windows.js
index 56e60f9..6698f4a 100644
--- a/src/render_import_windows.js
+++ b/src/render_import_windows.js
@@ -2,6 +2,6 @@
 
 // sharp has to be required after node-canvas on windows. see https://github.com/Automattic/node-canvas/issues/2155#issuecomment-1487190125
 import { createCanvas, Image } from 'canvas';
-import sharp from 'sharp'; 
+import sharp from 'sharp';
 
-export {sharp, createCanvas, Image};
+export { sharp, createCanvas, Image };
diff --git a/src/serve_rendered.js b/src/serve_rendered.js
index 14ca114..9b66e39 100644
--- a/src/serve_rendered.js
+++ b/src/serve_rendered.js
@@ -18,9 +18,11 @@ import proj4 from 'proj4';
 import request from 'request';
 import { getFontsPbf, getTileUrls, fixTileJSONCenter } from './utils.js';
 
-import Os from 'os'
-const ostype = (Os.platform() == 'win32') ? "windows":"unix";
-const { sharp, createCanvas, Image } = await import(`./render_import_${ostype}.js`);
+import Os from 'os';
+const ostype = Os.platform() == 'win32' ? 'windows' : 'unix';
+const { sharp, createCanvas, Image } = await import(
+  `./render_import_${ostype}.js`
+);
 
 const FLOAT_PATTERN = '[+-]?(?:\\d+|\\d+.?\\d+)';
 const PATH_PATTERN =