diff --git a/.github/workflows/e2e.yaml b/.github/workflows/e2e.yaml
index 8550ece..505a79e 100644
--- a/.github/workflows/e2e.yaml
+++ b/.github/workflows/e2e.yaml
@@ -26,7 +26,9 @@ jobs:
             ${{ runner.os }}-yarn-
 
       - name: E2E Test
-        run: yarn && yarn test e2e
+        run: |
+          yarn --frozen-lockfile
+          yarn test e2e
         env:
           MPC_CONTRACT_ID: v1.signer-prod.testnet
           NEAR_ACCOUNT_ID: ${{secrets.NEAR_ACCOUNT_ID}}
diff --git a/.github/workflows/pull-request.yaml b/.github/workflows/pull-request.yaml
index 57bf318..214ea9a 100644
--- a/.github/workflows/pull-request.yaml
+++ b/.github/workflows/pull-request.yaml
@@ -28,8 +28,8 @@ jobs:
             ${{ runner.os }}-yarn-
 
       - name: Install & Build
-        run: yarn && yarn build
-
-      - name: Lint & Unit Test & Coverage
         run: |
+          yarn --frozen-lockfile
+          yarn lint
+          yarn build
           yarn verify
diff --git a/package.json b/package.json
index 87ddaac..7582261 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "lint": "eslint . --ignore-pattern dist/ && prettier --check **/*.ts",
     "test": "jest --testTimeout 30000",
     "coverage": "yarn test --coverage",
-    "verify": "yarn lint && yarn coverage unit",
+    "verify": "yarn coverage unit",
     "fmt": "prettier --write '{src,examples,tests}/**/*.{js,jsx,ts,tsx}' && eslint src/ --fix"
   },
   "engines": {