diff --git a/bucket/kepubify.json b/bucket/kepubify.json
new file mode 100644
index 0000000000000..7b15f62ada51e
--- /dev/null
+++ b/bucket/kepubify.json
@@ -0,0 +1,35 @@
+{
+    "version": "4.0.4",
+    "description": "The fastest tool for converting EPUBs to Kobo's enhanced KEPUB format for use on Kobo eReaders.",
+    "homepage": "https://github.com/pgaskin/kepubify",
+    "license": "MIT",
+    "architecture": {
+        "64bit": {
+            "url": "https://github.com/pgaskin/kepubify/releases/download/v4.0.4/kepubify-windows-64bit.exe#/kepubify.exe",
+            "hash": "f3dee3ece063329661fef474262fe403812335bf1676eab35b672565bf195738"
+        },
+        "32bit": {
+            "url": "https://github.com/pgaskin/kepubify/releases/download/v4.0.4/kepubify-windows-32bit.exe#/kepubify.exe",
+            "hash": "5aa6be67f468e50e1b552a2eb1d1ac1afc375d1e7cb359e344f2e71d2dacdefb"
+        },
+        "arm64": {
+            "url": "https://github.com/pgaskin/kepubify/releases/download/v4.0.4/kepubify-windows-arm64.exe#/kepubify.exe",
+            "hash": "0111c0896c4a82b5ba431768e42870993c8fa44225b10d79691fadf013d13565"
+        }
+    },
+    "bin": "kepubify.exe",
+    "checkver": "github",
+    "autoupdate": {
+        "architecture": {
+            "64bit": {
+                "url": "https://github.com/pgaskin/kepubify/releases/download/v$version/kepubify-windows-64bit.exe#/kepubify.exe"
+            },
+            "32bit": {
+                "url": "https://github.com/pgaskin/kepubify/releases/download/v$version/kepubify-windows-32bit.exe#/kepubify.exe"
+            },
+            "arm64": {
+                "url": "https://github.com/pgaskin/kepubify/releases/download/v$version/kepubify-windows-arm64.exe#/kepubify.exe"
+            }
+        }
+    }
+}