diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9a14fddb..1badd084 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false # don't cancel all jobs if some of them failed
       matrix:
-        node: ["18", "20"]
+        node: ["20"]
     steps:
       - uses: actions/checkout@v4
       - name: Setup node
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ef436025..31d99be4 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,10 +12,10 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Set up Node.js 18.x
+      - name: Set up Node.js 20.x
         uses: actions/setup-node@v4
         with:
-          node-version: 18.x
+          node-version: 20.x
           registry-url: https://registry.npmjs.org/
 
       - name: Install dependencies
diff --git a/.github/workflows/test-ga-build.yml b/.github/workflows/test-ga-build.yml
index df104c63..8d29e144 100644
--- a/.github/workflows/test-ga-build.yml
+++ b/.github/workflows/test-ga-build.yml
@@ -10,6 +10,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - name: Set up Node.js 20.x
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
       - run: yarn install
       - run: yarn build
 
diff --git a/.github/workflows/test-ga-bump-upstream-template.yml b/.github/workflows/test-ga-bump-upstream-template.yml
index 0376d12a..a10a8bb5 100644
--- a/.github/workflows/test-ga-bump-upstream-template.yml
+++ b/.github/workflows/test-ga-bump-upstream-template.yml
@@ -14,6 +14,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - name: Set up Node.js 20.x
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
       - run: yarn install
       - run: yarn build
 
diff --git a/.github/workflows/test-ga-bump-upstream.yml b/.github/workflows/test-ga-bump-upstream.yml
index 09eca500..8b9f4276 100644
--- a/.github/workflows/test-ga-bump-upstream.yml
+++ b/.github/workflows/test-ga-bump-upstream.yml
@@ -14,6 +14,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - name: Set up Node.js 20.x
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
       - run: yarn install
       - run: yarn build
 
diff --git a/.github/workflows/test-ga-end-to-end.yml b/.github/workflows/test-ga-end-to-end.yml
index 5eba45fc..5a044c87 100644
--- a/.github/workflows/test-ga-end-to-end.yml
+++ b/.github/workflows/test-ga-end-to-end.yml
@@ -14,6 +14,10 @@ jobs:
     runs-on: packages
     steps:
       - uses: actions/checkout@v4
+      - name: Set up Node.js 20.x
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
       - run: yarn install
       - run: yarn build
 
diff --git a/package.json b/package.json
index 4f0576fa..bc6e03a9 100644
--- a/package.json
+++ b/package.json
@@ -5,9 +5,7 @@
   "description": "dappnodesdk is a tool to make the creation of new dappnode packages as simple as possible. It helps to initialize and publish in ethereum blockchain",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
-  "bin": {
-    "dappnodesdk": "dist/dappnodesdk.js"
-  },
+  "bin": "dist/dappnodesdk.js",
   "scripts": {
     "tag-and-publish": "npm version patch && git push --follow-tags",
     "test": "mocha \"./{,!(node_modules)/**}/*.test.ts\"",
@@ -78,7 +76,7 @@
     "@types/lodash-es": "^4.17.7",
     "@types/mime-types": "^2.1.0",
     "@types/mocha": "^10.0.1",
-    "@types/node": "^18.15.11",
+    "@types/node": "^22.7.5",
     "@types/prettier": "^2.1.5",
     "@types/request": "^2.48.5",
     "@types/rimraf": "^3.0.0",
@@ -91,9 +89,9 @@
     "eslint": "^7.3.1",
     "mocha": "^10.2.0",
     "ts-node": "^10.9.1",
-    "typescript": "^4.7.3"
+    "typescript": "^5.6.3"
   },
   "engines": {
-    "node": ">=18.0.0"
+    "node": ">=20.0.0"
   }
 }
diff --git a/src/utils/getFileHash.ts b/src/utils/getFileHash.ts
index 47bd6043..40ce2288 100644
--- a/src/utils/getFileHash.ts
+++ b/src/utils/getFileHash.ts
@@ -2,21 +2,31 @@ import fs from "fs";
 import crypto from "crypto";
 
 /**
- * Hashes a file's buffer
+ * Hashes a file by reading it in chunks
  *
  * @param path
- * @return file's sha3 hash: 0x36d2fe6d4582e8cc1e5ea4c6c05e44bc94b88f4567edca12ba5fd5745796edef
+ * @return file's sha256 hash
  */
 export function getFileHash(path: string): Promise<string | null> {
-  return fs.promises
-    .readFile(path)
-    .then(data => {
-      const hash = crypto.createHash("sha256");
-      hash.update(data);
-      return hash.digest("hex");
-    })
-    .catch(e => {
-      if (e.code === "ENOENT") return null;
-      else throw e;
+  return new Promise((resolve, reject) => {
+    const hash = crypto.createHash("sha256");
+    const stream = fs.createReadStream(path);
+
+    stream.on("data", (chunk: Buffer) => {
+      hash.update(chunk); // Should now recognize Buffer correctly
+    });
+
+    stream.on("end", () => {
+      const fileHash = hash.digest("hex");
+      resolve(fileHash);
+    });
+
+    stream.on("error", (err: NodeJS.ErrnoException) => {
+      if (err.code === "ENOENT") {
+        resolve(null); // file not found
+      } else {
+        reject(err); // other errors
+      }
     });
+  });
 }
diff --git a/yarn.lock b/yarn.lock
index 56f65df0..46eb1513 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -660,7 +660,7 @@
   resolved "https://registry.npmjs.org/@types/mocha/-/mocha-10.0.1.tgz"
   integrity sha512-/fvYntiO1GeICvqbQ3doGDIP97vWmvFt83GKguJ6prmQM2iXZfFcq6YE8KteFyRtX2/h5Hf91BYvPodJKFYv5Q==
 
-"@types/node@*", "@types/node@^18.11.18", "@types/node@^18.15.11":
+"@types/node@*", "@types/node@^18.11.18":
   version "18.15.11"
   resolved "https://registry.npmjs.org/@types/node/-/node-18.15.11.tgz"
   integrity sha512-E5Kwq2n4SbMzQOn6wnmBjuK9ouqlURrcZDVfbo9ftDDTFt3nk7ZKK4GMOzoYgnpQJKcxwQw+lGaBvvlMo0qN/Q==
@@ -680,6 +680,13 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-18.16.14.tgz#ab67bb907f1146afc6fedb9ce60ae8a99c989631"
   integrity sha512-+ImzUB3mw2c5ISJUq0punjDilUQ5GnUim0ZRvchHIWJmOC0G+p0kzhXBqj6cDjK0QdPFwzrHWgrJp3RPvCG5qg==
 
+"@types/node@^22.7.5":
+  version "22.7.5"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-22.7.5.tgz#cfde981727a7ab3611a481510b473ae54442b92b"
+  integrity sha512-jML7s2NAzMWc//QSJ1a3prpk78cOPchGvXJsC3C6R6PSMoooztvRVQEz89gmBTBY1SPMaqo5teB4uNHPdetShQ==
+  dependencies:
+    undici-types "~6.19.2"
+
 "@types/prettier@^2.1.5":
   version "2.1.5"
   resolved "https://registry.npmjs.org/@types/prettier/-/prettier-2.1.5.tgz"
@@ -3708,10 +3715,10 @@ type-fest@^0.8.1:
   resolved "https://registry.npmjs.org/type-fest/-/type-fest-0.8.1.tgz"
   integrity sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==
 
-typescript@^4.7.3:
-  version "4.7.3"
-  resolved "https://registry.npmjs.org/typescript/-/typescript-4.7.3.tgz"
-  integrity sha512-WOkT3XYvrpXx4vMMqlD+8R8R37fZkjyLGlxavMc4iB8lrl8L0DeTcHbYgw/v0N/z9wAFsgBhcsF0ruoySS22mA==
+typescript@^5.6.3:
+  version "5.6.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.6.3.tgz#5f3449e31c9d94febb17de03cc081dd56d81db5b"
+  integrity sha512-hjcS1mhfuyi4WW8IWtjP7brDrG2cuDZukyrYrSauoXGNgx0S7zceP07adYkJycEr56BOUTNPzbInooiN3fn1qw==
 
 uint8arraylist@^2.1.2, uint8arraylist@^2.4.3:
   version "2.4.3"
@@ -3734,6 +3741,11 @@ uint8arrays@^4.0.3:
   dependencies:
     multiformats "^11.0.0"
 
+undici-types@~6.19.2:
+  version "6.19.8"
+  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-6.19.8.tgz#35111c9d1437ab83a7cdc0abae2f26d88eda0a02"
+  integrity sha512-ve2KP6f/JnbPBFyobGHuerC9g1FYGn/F8n1LWTwNxCEzd6IfqTwUQcNXgEtmmQ6DlRrC1hrSrBnCZPokRrDHjw==
+
 undici@^5.12.0:
   version "5.22.1"
   resolved "https://registry.yarnpkg.com/undici/-/undici-5.22.1.tgz#877d512effef2ac8be65e695f3586922e1a57d7b"