diff --git a/bucket/pngquant.json b/bucket/pngquant.json
index ed5aaeb72a..c9294b502c 100644
--- a/bucket/pngquant.json
+++ b/bucket/pngquant.json
@@ -1,10 +1,14 @@
 {
-    "version": "2.12.0",
+    "version": "2.15.1",
     "description": "A command-line utility for lossy compression of PNG images",
     "homepage": "https://pngquant.org/",
+    "checkver": {
+        "url": "https://pngquant.org/releases.html",
+        "re": "pngquant-(?<version>[\\d]+\\.[\\d]+\\.[\\d]+)-src.tar.gz"
+    },
     "license": "GPL-3.0-or-later",
     "url": "https://pngquant.org/pngquant-windows.zip",
-    "hash": "587e49904b58c8e69df7a71ceabfd8efccdd79e8998062aa99c6411856510e7d",
+    "hash": "ec6aaa7841e142f12140c139187922f9f216c2397eebc7b14459cab6591e6dfc",
     "extract_dir": "pngquant",
     "bin": "pngquant.exe"
 }