diff --git a/DockerfileFunctionDictation.dockerfile b/DockerfileFunctionDictation.dockerfile
index 3dcb7b2..4b3356f 100644
--- a/DockerfileFunctionDictation.dockerfile
+++ b/DockerfileFunctionDictation.dockerfile
@@ -1,12 +1,29 @@
-# To enable ssh & remote debugging on app service change the base image to the one below
-# FROM mcr.microsoft.com/azure-functions/node:4-node18-appservice
+#ビルドイメージ
+FROM node:18.17.1-buster AS build-container
+WORKDIR /app
+RUN mkdir dictation_function
+COPY dictation_function/ dictation_function/
+RUN npm install --force -g n && n 18.17.1 \
+    && cd dictation_function \
+    && npm ci \
+    && npm run build \
+    && cd ..
+
+# 成果物イメージ
 FROM mcr.microsoft.com/azure-functions/node:4-node18
 
+WORKDIR /home/site/wwwroot
+RUN mkdir build \
+    && mkdir dist \
+    && mkdir node_modules
+
+COPY --from=build-container app/dictation_function/dist/ dist/
+COPY --from=build-container app/dictation_function/node_modules/ node_modules/
+COPY --from=build-container app/dictation_function/.env ./
+COPY --from=build-container app/dictation_function/host.json ./
+COPY --from=build-container app/dictation_function/package.json ./
+
+ARG BUILD_VERSION
 ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
-    AzureFunctionsJobHost__Logging__Console__IsEnabled=true
-
-COPY . /home/site/wwwroot
-
-RUN cd /home/site/wwwroot && \
-    npm install && \
-    npm run build
\ No newline at end of file
+    AzureFunctionsJobHost__Logging__Console__IsEnabled=true \
+    BUILD_VERSION=${BUILD_VERSION}
\ No newline at end of file
diff --git a/dictation_function/Dockerfile b/dictation_function/Dockerfile
deleted file mode 100644
index 3dcb7b2..0000000
--- a/dictation_function/Dockerfile
+++ /dev/null
@@ -1,12 +0,0 @@
-# To enable ssh & remote debugging on app service change the base image to the one below
-# FROM mcr.microsoft.com/azure-functions/node:4-node18-appservice
-FROM mcr.microsoft.com/azure-functions/node:4-node18
-
-ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
-    AzureFunctionsJobHost__Logging__Console__IsEnabled=true
-
-COPY . /home/site/wwwroot
-
-RUN cd /home/site/wwwroot && \
-    npm install && \
-    npm run build
\ No newline at end of file