diff --git a/.github/workflows/3hentai.yml b/.github/workflows/3hentai.yml
index 1807f5a..78955a7 100644
--- a/.github/workflows/3hentai.yml
+++ b/.github/workflows/3hentai.yml
@@ -23,6 +23,8 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - name: Install dependencies
         run: npm install
+      - name: Build
+        run: npm run build
 
       - name: 3hentai test
         run: npm run test:3hentai
\ No newline at end of file
diff --git a/.github/workflows/asmhentai.yml b/.github/workflows/asmhentai.yml
index 15332cb..58b9aaf 100644
--- a/.github/workflows/asmhentai.yml
+++ b/.github/workflows/asmhentai.yml
@@ -23,6 +23,8 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - name: Install dependencies
         run: npm install
+      - name: Build
+        run: npm run build
 
       - name: Asmhentai test
         run: npm run test:asmhentai
\ No newline at end of file
diff --git a/.github/workflows/hentai2read.yml b/.github/workflows/hentai2read.yml
index 62c0d87..080f77f 100644
--- a/.github/workflows/hentai2read.yml
+++ b/.github/workflows/hentai2read.yml
@@ -23,6 +23,8 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - name: Install dependencies
         run: npm install
+      - name: Build
+        run: npm run build
 
       - name: Hentai2read test
         run: npm run test:hentai2read
\ No newline at end of file
diff --git a/.github/workflows/hentaifox.yml b/.github/workflows/hentaifox.yml
index b6652c9..15cd308 100644
--- a/.github/workflows/hentaifox.yml
+++ b/.github/workflows/hentaifox.yml
@@ -23,6 +23,8 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - name: Install dependencies
         run: npm install
+      - name: Build
+        run: npm run build
 
       - name: Hentaifox test
         run: npm run test:hentaifox
\ No newline at end of file
diff --git a/.github/workflows/nhentai.yml b/.github/workflows/nhentai.yml
index 0f5c769..70d4c5d 100644
--- a/.github/workflows/nhentai.yml
+++ b/.github/workflows/nhentai.yml
@@ -23,6 +23,8 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - name: Install dependencies
         run: npm install
+      - name: Build
+        run: npm run build
 
       - name: Nhentai test
         run: npm run test:nhentai
\ No newline at end of file
diff --git a/.github/workflows/pururin.yml b/.github/workflows/pururin.yml
index 5c53276..bcf3cfe 100644
--- a/.github/workflows/pururin.yml
+++ b/.github/workflows/pururin.yml
@@ -23,6 +23,8 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - name: Install dependencies
         run: npm install
+      - name: Build
+        run: npm run build
 
       - name: Pururin test
         run: npm run test:pururin
\ No newline at end of file
diff --git a/.github/workflows/simply-hentai.yml b/.github/workflows/simply-hentai.yml
index f4483e6..3635a6b 100644
--- a/.github/workflows/simply-hentai.yml
+++ b/.github/workflows/simply-hentai.yml
@@ -23,6 +23,8 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - name: Install dependencies
         run: npm install
+      - name: Build
+        run: npm run build
 
       - name: Simply-hentai test
         run: npm run test:simply-hentai
\ No newline at end of file
diff --git a/package.json b/package.json
index 86e1b86..f37277b 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "Experimental doujin API with gather in mind",
   "main": "build/src/index.js",
   "scripts": {
-    "build": "tsc",
+    "build": "rm -rf build && tsc",
     "start": "node build/src/index.js",
     "test": "ts-node test/test.ts",
     "test:cf": "ts-node test/nhentaiCookietest.ts",
@@ -12,7 +12,6 @@
     "start:dev": "ts-node-dev src/index.ts",
     "lint": "npx eslint . --ext .ts",
     "lint:fix": "npx eslint . --fix",
-    "postinstall": "npm run build",
     "test:nhentai": "npx start-server-and-test 3000 \"curl -v http://localhost:3000/nhentai/get?book=177013 | jq '.'\"",
     "test:pururin": "npx start-server-and-test 3000 \"curl -v http://localhost:3000/pururin/get?book=47226 | jq '.'\"",
     "test:hentaifox": "npx start-server-and-test 3000 \"curl -v http://localhost:3000/hentaifox/get?book=59026 | jq '.'\"",