diff --git a/apps/data-service/src/proxy-demo.ts b/apps/data-service/src/proxy-demo.ts
index d3b22c6..1cb0194 100644
--- a/apps/data-service/src/proxy-demo.ts
+++ b/apps/data-service/src/proxy-demo.ts
@@ -40,7 +40,7 @@ async function demonstrateProxyService() {
       console.log('Working proxy found:', {
         host: workingProxy.host,
         port: workingProxy.port,
-        type: workingProxy.type
+        protocol: workingProxy.protocol
       });
 
       // 7. Test the proxy
diff --git a/apps/data-service/src/services/proxy.service.ts b/apps/data-service/src/services/proxy.service.ts
index 856c945..23f2cee 100644
--- a/apps/data-service/src/services/proxy.service.ts
+++ b/apps/data-service/src/services/proxy.service.ts
@@ -1,7 +1,6 @@
 import { createLogger } from '@stock-bot/logger';
-import { createCache } from '@stock-bot/cache';
+import createCache, { type CacheProvider } from '@stock-bot/cache';
 import { HttpClient, ProxyConfig } from '@stock-bot/http-client';
-import type { CacheProvider } from '@stock-bot/cache';
 import type { Logger as PinoLogger } from 'pino';
 
 export interface ProxySource {
@@ -163,7 +162,7 @@ export class ProxyService {
         this.parseHttpProxyList(response.data);
 
       return proxies.map(proxy => ({
-        type: 'http', // Fixed type to match ProxyConfig interface
+        protocol: source.protocol,
         host: proxy.host,
         port: proxy.port,
         username: proxy.username,
@@ -193,7 +192,7 @@ export class ProxyService {
       const [host, port] = trimmed.split(':');
       if (host && port && this.isValidIP(host) && this.isValidPort(port)) {
         proxies.push({
-          type: 'http',
+          protocol: 'http',
           host: host.trim(),
           port: parseInt(port.trim())
         });
diff --git a/libs/http-client/src/client.ts b/libs/http-client/src/client.ts
index 21781cf..5cb6b4e 100644
--- a/libs/http-client/src/client.ts
+++ b/libs/http-client/src/client.ts
@@ -3,8 +3,6 @@ import type {
   HttpClientConfig,
   RequestConfig,
   HttpResponse,
-  HttpMethod,
-  ProxyConfig,
 } from './types.js';
 import {
   HttpError,
diff --git a/libs/http-client/src/proxy-manager.ts b/libs/http-client/src/proxy-manager.ts
index eaeb811..4d8a563 100644
--- a/libs/http-client/src/proxy-manager.ts
+++ b/libs/http-client/src/proxy-manager.ts
@@ -8,17 +8,17 @@ export class ProxyManager {
    * Create appropriate proxy agent based on configuration
    */
   static createAgent(proxy: ProxyConfig): HttpsProxyAgent<string> | SocksProxyAgent {
-    const { type, host, port, username, password } = proxy;
+    const { protocol, host, port, username, password } = proxy;
 
     let proxyUrl: string;
     
     if (username && password) {
-      proxyUrl = `${type}://${encodeURIComponent(username)}:${encodeURIComponent(password)}@${host}:${port}`;
+      proxyUrl = `${protocol}://${encodeURIComponent(username)}:${encodeURIComponent(password)}@${host}:${port}`;
     } else {
-      proxyUrl = `${type}://${host}:${port}`;
+      proxyUrl = `${protocol}://${host}:${port}`;
     }
 
-    switch (type) {
+    switch (protocol) {
       case 'http':
       case 'https':
         return new HttpsProxyAgent(proxyUrl);
@@ -26,7 +26,7 @@ export class ProxyManager {
       case 'socks5':
         return new SocksProxyAgent(proxyUrl);
       default:
-        throw new Error(`Unsupported proxy type: ${type}`);
+        throw new Error(`Unsupported proxy protocol: ${protocol}`);
     }
   }
   /**
diff --git a/libs/http-client/src/types.ts b/libs/http-client/src/types.ts
index 1878890..208cc81 100644
--- a/libs/http-client/src/types.ts
+++ b/libs/http-client/src/types.ts
@@ -3,7 +3,7 @@ export type HttpMethod = 'GET' | 'POST' | 'PUT' | 'DELETE' | 'PATCH' | 'HEAD' |
 
 // Proxy configuration
 export interface ProxyConfig {
-  type: 'http' | 'https' | 'socks4' | 'socks5';
+  protocol: 'http' | 'https' | 'socks4' | 'socks5';
   host: string;
   port: number;
   username?: string;
@@ -120,7 +120,7 @@ export function validateProxyConfig(config: unknown): ProxyConfig {
   }
 
   return {
-    type: proxy.type as ProxyConfig['type'],
+    protocol: proxy.protocol as ProxyConfig['protocol'],
     host: proxy.host.trim(),
     port: proxy.port,
     username: proxy.username as string | undefined,