diff --git a/pkgs/by-name/te/texlyre/package.nix b/pkgs/by-name/te/texlyre/package.nix
index 19a77b0f8cfe..988c29c8cbd2 100644
--- a/pkgs/by-name/te/texlyre/package.nix
+++ b/pkgs/by-name/te/texlyre/package.nix
@@ -3,6 +3,7 @@
   xsel,
   serve,
   fetchzip,
+  stdenvNoCC,
   makeWrapper,
   buildNpmPackage,
   fetchFromGitHub,
@@ -67,15 +68,31 @@ buildNpmPackage (finalAttrs: {
   '';
 
   passthru = {
-    drawioEmbed = fetchzip {
-      url = "https://github.com/TeXlyre/drawio-embed-mirror/archive/refs/tags/v29.7.9.zip";
-      hash = "sha256-mj+i+6n14Koo9TYaygrCgFg0OLfBZnnL6rE3PkJGa9w=";
-    };
-    busytexAssets = fetchzip {
-      url = "https://github.com/TeXlyre/texlyre-busytex/releases/download/assets-v1.1.1/busytex-assets.tar.gz";
-      hash = "sha256-CLhLYLNXsJflX6o642EEJu+hxwoy3zkzfAOShiZGVPg=";
-      stripRoot = false;
-    };
+    updateScript = ./update.sh;
+    drawioEmbed = stdenvNoCC.mkDerivation (finalAttrs: {
+      pname = "drawio-embed";
+      version = "29.7.9";
+      src = fetchFromGitHub {
+        owner = "TeXlyre";
+        repo = "drawio-embed-mirror";
+        tag = "v${finalAttrs.version}";
+        hash = "sha256-mj+i+6n14Koo9TYaygrCgFg0OLfBZnnL6rE3PkJGa9w=";
+      };
+      dontBuild = true;
+      installPhase = "cp -a . $out";
+    });
+    busytexAssets = stdenvNoCC.mkDerivation (finalAttrs: {
+      pname = "busytex-assets";
+      version = "1.1.1";
+      src = fetchFromGitHub {
+        owner = "TeXlyre";
+        repo = "texlyre-busytex";
+        tag = "assets-v${finalAttrs.version}";
+        hash = "sha256-vlLoJw5EX6x3nTQvBC8hntDa5QKtY46eJSxJLJzs4EE=";
+      };
+      dontBuild = true;
+      installPhase = "cp -a . $out";
+    });
   };
 
   meta = {
diff --git a/pkgs/by-name/te/texlyre/update.sh b/pkgs/by-name/te/texlyre/update.sh
new file mode 100755
index 000000000000..047ce9fde425
--- /dev/null
+++ b/pkgs/by-name/te/texlyre/update.sh
@@ -0,0 +1,19 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p nix-update jq gitMinimal
+
+set -euo pipefail
+
+nix-update texlyre
+
+PKG_DIR=$(realpath "$(dirname "$0")")
+NIXPKGS_ROOT="$(git rev-parse --show-toplevel)"
+SRC_DIR=$(nix-build -E "(import \"$NIXPKGS_ROOT\" {}).texlyre.src" --no-out-link)
+ASSETS_SCRIPT="$SRC_DIR/scripts/download-core-assets.cjs"
+
+DRAWIO_VERSION=$(grep -A 2 "name: 'drawio-embed'" "$ASSETS_SCRIPT" | grep "version:" | cut -d "'" -f 2 | sed 's/^v//')
+BUSYTEX_VERSION=$(grep -A 2 "name: 'texlyre-busytex'" "$ASSETS_SCRIPT" | grep "version:" | cut -d "'" -f 2 | sed 's/^v//')
+
+echo "Updating: drawio-embed=$DRAWIO_VERSION, busytex=$BUSYTEX_VERSION"
+
+nix-update texlyre.passthru.drawioEmbed --version "$DRAWIO_VERSION"
+nix-update texlyre.passthru.busytexAssets --version "$BUSYTEX_VERSION"