diff --git a/index.html b/index.html
index bd0726b9..8be4f557 100644
--- a/index.html
+++ b/index.html
@@ -128,7 +128,7 @@
         // In development we import locally.
         window.location.hostname === "localhost"
           ? "/dist/web/install-button.js"
-          : "https://unpkg.com/esp-web-tools@5.2.0/dist/web/install-button.js?module"
+          : "https://unpkg.com/esp-web-tools@5.2.1/dist/web/install-button.js?module"
       );
     </script>
   </head>
@@ -281,7 +281,7 @@ <h2 id="add-website">Adding ESP Web Tools to your website</h2>
       <pre>
 &lt;script
   type="module"
-  src="https://unpkg.com/esp-web-tools@5.2.0/dist/web/install-button.js?module"
+  src="https://unpkg.com/esp-web-tools@5.2.1/dist/web/install-button.js?module"
 >&lt;/script></pre
       >
       <p>
diff --git a/package-lock.json b/package-lock.json
index ce28b15e..d6af5011 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "esp-web-tools",
-  "version": "5.2.0",
+  "version": "5.2.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "esp-web-tools",
-      "version": "5.2.0",
+      "version": "5.2.1",
       "license": "Apache-2.0",
       "dependencies": {
         "@material/mwc-button": "^0.25.3",
diff --git a/package.json b/package.json
index 1bfdaea9..468570cf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "esp-web-tools",
-  "version": "5.2.0",
+  "version": "5.2.1",
   "description": "Web tools for ESP devices",
   "main": "dist/install-button.js",
   "repository": "https://github.com/esphome/web",