diff --git a/Dockerfile b/Dockerfile
index c82f0f6..9c967df 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,8 @@ FROM public.ecr.aws/lambda/nodejs:20 as build-image
 
 WORKDIR /usr/app
 
-COPY package.json package-lock.json tsconfig.json index.ts  ./
+COPY package.json package-lock.json tsconfig.json ./
+COPY src/index.ts ./src/
 
 RUN npm clean-install
 RUN npm run build
@@ -11,6 +12,8 @@ FROM public.ecr.aws/lambda/nodejs:20
 
 WORKDIR ${LAMBDA_TASK_ROOT}
 
-COPY --from=build-image /usr/app/dist/* ./
+COPY --from=build-image /usr/app/dist/index.js ./
+
+RUN npm clean-install --omit dev
 
 CMD ["index.handler"]
diff --git a/tsconfig.json b/tsconfig.json
index 026ace0..d063b56 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -3,6 +3,7 @@
         "esModuleInterop": true,
         "forceConsistentCasingInFileNames": true,
         "module": "NodeNext",
+        "outDir": "dist",
         "strict": true,
         "target": "ES6"
     },