diff --git a/pkgs/applications/office/micropad/default.nix b/pkgs/applications/office/micropad/default.nix
index c92cfdb97a18..e12fdbbb39b3 100644
--- a/pkgs/applications/office/micropad/default.nix
+++ b/pkgs/applications/office/micropad/default.nix
@@ -25,7 +25,7 @@ in
 
     micropad-core = fetchzip {
       url = "https://github.com/MicroPad/MicroPad-Core/releases/download/v${version}/micropad.tar.xz";
-      hash = "sha256-aqshYbVrQg6tYtTlO91FGiH7DuueOA0OU5KGCVc7XvI=";
+      sha256 = "sha256-aqshYbVrQg6tYtTlO91FGiH7DuueOA0OU5KGCVc7XvI=";
     };
 
     packageJSON = ./package.json;
@@ -84,6 +84,8 @@ in
       })
     ];
 
+    passthru.updateScript = ./update.sh;
+
     meta = with lib; {
       description = "A powerful note-taking app that helps you organise + take notes without restrictions";
       homepage = "https://getmicropad.com/";
diff --git a/pkgs/applications/office/micropad/update.sh b/pkgs/applications/office/micropad/update.sh
new file mode 100755
index 000000000000..e6e3bdd92cc6
--- /dev/null
+++ b/pkgs/applications/office/micropad/update.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p curl common-updater-scripts jq nix nodePackages.prettier yarn2nix
+
+set -eu -o pipefail
+
+latest_version=$(curl -s https://api.github.com/repos/MicroPad/Micropad-Electron/releases/latest | jq --raw-output '.tag_name[1:]')
+old_core_hash=$(nix-instantiate --eval --strict -A "micropad.micropad-core.drvAttrs.outputHash" | tr -d '"' | sed -re 's|[+]|\\&|g')
+
+{
+    read new_core_hash
+    read store_path
+} < <(
+    nix-prefetch-url --unpack --print-path "https://github.com/MicroPad/MicroPad-Core/releases/download/v$latest_version/micropad.tar.xz"
+)
+
+nixFile=$(nix-instantiate --eval --strict -A "micropad.meta.position" | sed -re 's/^"(.*):[0-9]+"$/\1/')
+nixFolder=$(dirname "$nixFile")
+
+sed -i "$nixFile" -re "s|\"$old_core_hash\"|\"$new_core_hash\"|"
+
+curl -o "$nixFolder/package.json" -s "https://raw.githubusercontent.com/MicroPad/MicroPad-Electron/v$latest_version/package.json"
+curl -o "$nixFolder/yarn.lock" -s "https://raw.githubusercontent.com/MicroPad/MicroPad-Electron/v$latest_version/yarn.lock"
+
+prettier --write "$nixFolder/package.json"
+yarn2nix --lockfile "$nixFolder/yarn.lock" >"$nixFolder/yarn.nix"
+
+update-source-version micropad "$latest_version"