diff --git a/dependency-graph.js b/dependency-graph.js
deleted file mode 100644
index dff960d8781..00000000000
--- a/dependency-graph.js
+++ /dev/null
@@ -1,13 +0,0 @@
-import { Graphviz } from "@hpcc-js/wasm/graphviz";
-
-const graphviz = await Graphviz.load();
-
-const inputFile = [];
-for await (const chunk of process.stdin) {
-  inputFile.push(chunk);
-}
-
-const file = Buffer.concat(inputFile).toString("utf-8");
-
-const svg = graphviz.dot(file, "svg");
-process.stdout.write(svg);
diff --git a/package.json b/package.json
index 43736c10db6..179c622b77d 100644
--- a/package.json
+++ b/package.json
@@ -22,14 +22,13 @@
     "docs": "typedoc",
     "depcruise": "depcruise src test",
     "depcruise:graph": "depcruise src --output-type dot | node dependency-graph.js > dependency-graph.svg",
-    "postinstall": "lefthook install && lefthook run post-merge",
+    "postinstall": "lefthook install; git submodule update --init --recursive",
     "update-version:patch": "pnpm version patch --force --no-git-tag-version",
     "update-version:minor": "pnpm version minor --force --no-git-tag-version",
     "update-locales:remote": "git submodule update --progress --init --recursive --force --remote"
   },
   "devDependencies": {
     "@biomejs/biome": "2.0.0",
-    "@hpcc-js/wasm": "^2.22.4",
     "@types/jsdom": "^21.1.7",
     "@types/node": "^22.13.14",
     "@vitest/coverage-istanbul": "^3.0.9",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 7d218bc00eb..dc90a04ed93 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -45,9 +45,6 @@ importers:
       '@biomejs/biome':
         specifier: 2.0.0
         version: 2.0.0
-      '@hpcc-js/wasm':
-        specifier: ^2.22.4
-        version: 2.22.4
       '@types/jsdom':
         specifier: ^21.1.7
         version: 21.1.7
@@ -436,10 +433,6 @@ packages:
   '@gerrit0/mini-shiki@3.2.2':
     resolution: {integrity: sha512-vaZNGhGLKMY14HbF53xxHNgFO9Wz+t5lTlGNpl2N9xFiKQ0I5oIe0vKjU9dh7Nb3Dw6lZ7wqUE0ri+zcdpnK+Q==}
 
-  '@hpcc-js/wasm@2.22.4':
-    resolution: {integrity: sha512-58JkRkxZffiBAbZhc7z+9iaaAOmn1cyxLL3rRwsUvco/I0Wwb7uVAlHM9HiU6XASe2k11jrIjCFff1t9QKjlqg==}
-    hasBin: true
-
   '@inquirer/checkbox@4.1.4':
     resolution: {integrity: sha512-d30576EZdApjAMceijXA5jDzRQHT/MygbC+J8I7EqA6f/FRpYxlRtRJbHF8gHeWYeSdOuTEJqonn7QLB1ELezA==}
     engines: {node: '>=18'}
@@ -2332,10 +2325,6 @@ snapshots:
       '@shikijs/types': 3.2.1
       '@shikijs/vscode-textmate': 10.0.2
 
-  '@hpcc-js/wasm@2.22.4':
-    dependencies:
-      yargs: 17.7.2
-
   '@inquirer/checkbox@4.1.4(@types/node@22.13.14)':
     dependencies:
       '@inquirer/core': 10.1.9(@types/node@22.13.14)