diff --git a/styles/package-lock.json b/styles/package-lock.json
index 08699217..60942850 100644
--- a/styles/package-lock.json
+++ b/styles/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "protomaps-themes-base",
-  "version": "4.0.0-alpha.0",
+  "version": "4.0.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "protomaps-themes-base",
-      "version": "4.0.0-alpha.0",
+      "version": "4.0.1",
       "license": "BSD-3-Clause",
       "devDependencies": {
         "@biomejs/biome": "^1.5.3",
diff --git a/styles/package.json b/styles/package.json
index 37fc77b6..f5f26a09 100644
--- a/styles/package.json
+++ b/styles/package.json
@@ -1,6 +1,6 @@
 {
   "name": "protomaps-themes-base",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Protomaps basemap themes for MapLibre GL JS",
   "type": "module",
   "main": "dist/cjs/index.cjs",
diff --git a/styles/src/generate_styles.ts b/styles/src/generate_styles.ts
index 9c38af1a..3fd8ea41 100644
--- a/styles/src/generate_styles.ts
+++ b/styles/src/generate_styles.ts
@@ -30,7 +30,7 @@ for (const theme of ["light", "dark", "white", "grayscale", "black"]) {
         },
       },
       layers: layers,
-      sprite: "https://protomaps.github.io/basemaps-assets/sprites/v3/light",
+      sprite: `https://protomaps.github.io/basemaps-assets/sprites/v3/${theme}`,
       glyphs:
         "https://protomaps.github.io/basemaps-assets/fonts/{fontstack}/{range}.pbf",
     };