diff --git a/Dockerfile b/Dockerfile
index 0224b9a..eb18d5c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,10 +11,8 @@ FROM node:alpine
 
 WORKDIR /app
 
+COPY --from=build /usr/src/app/node_modules ./node_modules
 COPY --from=build /usr/src/app/build ./
-
 COPY --from=build /usr/src/app/package*.json ./
 
-RUN npm install
-
 CMD ["node", "./entry.js"]
diff --git a/src/entry.ts b/src/entry.ts
index 7493501..7672e18 100644
--- a/src/entry.ts
+++ b/src/entry.ts
@@ -20,8 +20,6 @@ program
         let transactionCount = options.transactionCount;
         let transactionInterval = options.transactionInterval;
         let transactionType = options.transactionType;
-        const passwordForSenderPrivateKey = options.passwordForSenderPrivateKey || process.env.SENDER_PRIVATE_KEY_PASSWORD;
-        const pathToSenderPrivateKey = options.pathToSenderPrivateKey || process.env.SENDER_PRIVATE_KEY_PATH;
         if (!url) {
             console.error("url is not specified or MINA_GRAPHQL_URL is not set.");
             process.exit(1);