diff --git a/docs/endpoints.rst b/docs/endpoints.rst
index 6dcb5ab..cfed7f0 100644
--- a/docs/endpoints.rst
+++ b/docs/endpoints.rst
@@ -35,7 +35,7 @@ Static images
 
 * All the static image endpoints additionally support following query parameters:
 
-  * ``path`` - ``((fill|stroke|width)\:[^\|]+\|)*((enc:.+)|((-?\d+\.?\d*,-?\d+\.?\d*\|)+(-?\d+\.?\d*,-?\d+\.?\d*)))``
+  * ``path`` - ``((fill|stroke|width)\:[^\|]+\|)*(enc:.+|-?\d+(\.\d*)?,-?\d+(\.\d*)?(\|-?\d+(\.\d*)?,-?\d+(\.\d*)?)+)``
 
     * comma-separated ``lng,lat``, pipe-separated pairs
 
@@ -50,7 +50,7 @@ Static images
 
       * e.g. ``path=stroke:yellow|width:2|fill:green|5.9,45.8|5.9,47.8|10.5,47.8|10.5,45.8|5.9,45.8`` or ``path=stroke:blue|width:1|fill:yellow|enc:_p~iF~ps|U_ulLnnqC_mqNvxq`@``
 
-    * can be provided multiple times  
+    * can be provided multiple times
 
   * ``latlng`` - indicates coordinates are in ``lat,lng`` order rather than the usual ``lng,lat``
   * ``fill`` - color to use as the fill (e.g. ``red``, ``rgba(255,255,255,0.5)``, ``#0000ff``)
diff --git a/src/serve_style.js b/src/serve_style.js
index 3620018..c8b7265 100644
--- a/src/serve_style.js
+++ b/src/serve_style.js
@@ -9,7 +9,7 @@ import { validate } from '@maplibre/maplibre-gl-style-spec';
 
 import { getPublicUrl } from './utils.js';
 
-const httpTester = /^(http(s)?:)?\/\//;
+const httpTester = /^\/\//;
 
 const fixUrl = (req, url, publicUrl, opt_nokey) => {
   if (!url || typeof url !== 'string' || url.indexOf('local://') !== 0) {