diff --git a/.github/workflows/onRelease.yml b/.github/workflows/onRelease.yml
index 305e083..f7180d9 100644
--- a/.github/workflows/onRelease.yml
+++ b/.github/workflows/onRelease.yml
@@ -27,7 +27,7 @@ jobs:
           registry-url: https://registry.npmjs.org
       - name: Install npm >= 11.5.1
         run: npm install -g "npm@>=11.5.1"
-      - run: pnpm install
+      - run: pnpm install --frozen-lockfile
       - run: pnpm build
       - run: pnpm prepack
       - run: npm publish --provenance --access public
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 7f99e35..e553f1c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -2,14 +2,22 @@ name: tests
 on:
   push:
     branches-ignore: [main]
+    paths-ignore:
+      - '**.md'
+      - 'LICENSE'
+      - '.gitignore'
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   unit-tests:
     strategy:
       matrix:
         os: ['ubuntu-latest']
-        node_version: [lts/-1, lts/*, 24]
+        node_version: [lts/*, 24]
       fail-fast: false
     runs-on: ${{ matrix.os }}
     steps:
@@ -31,6 +39,8 @@ jobs:
           solana: ${{ env.SOLANA_VERSION }}
           cache: true
           artifacts: false
-      - run: pnpm install
+      - run: pnpm install --frozen-lockfile
       - run: pnpm run build
+        env:
+          CI: true
       - run: pnpm run test
diff --git a/.mocharc.json b/.mocharc.json
index fa25f20..24260e9 100644
--- a/.mocharc.json
+++ b/.mocharc.json
@@ -8,6 +8,7 @@
   "recursive": true,
   "reporter": "spec",
   "timeout": 60000,
+  "parallel": true,
   "node-option": [
     "loader=ts-node/esm",
     "experimental-specifier-resolution=node"
diff --git a/package.json b/package.json
index 6a96b97..b6e705d 100644
--- a/package.json
+++ b/package.json
@@ -107,7 +107,7 @@
   "repository": "metaplex-foundation/cli",
   "scripts": {
     "clean": "shx rm -rf dist tsconfig.build.tsbuildinfo",
-    "prebuild": "pnpm run clean",
+    "prebuild": "if [ -z \"$CI\" ]; then pnpm run clean; fi",
     "build": "tsc -b tsconfig.build.json --verbose",
     "build:clean": "pnpm run clean && pnpm run build",
     "dev": "./bin/dev.js",