diff --git a/.github/workflows/semantic-release.yml b/.github/workflows/semantic-release.yml
index fdd3c72..805c117 100644
--- a/.github/workflows/semantic-release.yml
+++ b/.github/workflows/semantic-release.yml
@@ -32,6 +32,7 @@ jobs:
       - name: Run semantic release
         run: |
           npm ci
+          npm run build
           npx semantic-release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index dabf6c0..52092e9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -25,10 +25,10 @@ jobs:
 
       - name: Check format, lint and build from source
         run: |
-          npm ci
+          npm ci --ignore-scripts
           npm run format:check
           npm run lint:check
-          npm run build
+          npx tsc
         # TODO: add test step
 
   test-lambda-functions:
@@ -50,8 +50,8 @@ jobs:
       - name: Check format, lint and build from source
         working-directory: ./lambda-functions
         run: |
-          npm ci
+          npm ci --ignore-scripts
           npm run format:check
           npm run lint:check
-          npm run build
+          npx tsc
         # TODO: add test step
diff --git a/package.json b/package.json
index 578e703..a05bffc 100644
--- a/package.json
+++ b/package.json
@@ -8,8 +8,9 @@
     "!dist/*.tsbuildinfo"
   ],
   "scripts": {
-    "build": "tsc",
-    "prepack": "tsc; cd lambda-functions; npm ci; npm run build; cp -r dist ../dist/constructs/lambda/assets",
+    "postinstall": "cd lambda-functions; npm ci",
+    "build": "tsc; cd lambda-functions; npm run build",
+    "postbuild": "cp -r lambda-functions/dist dist/constructs/lambda/assets",
     "test": "jest",
     "format": "prettier --write '{.github,lib,test}/**' '*.json'",
     "format:check": "prettier --check '{.github,lib,test}/**' '*.json'",