diff --git a/README.md b/README.md
index 21fecd9..a7c2725 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,6 @@ a proxy server for github copilot, handling token management and request forward
 ## requirements
 - go 1.20 or later
 - a valid github pat set in the `GITHUB_AUTH_TOKEN` environment variable
-- (optional) `golangci-lint`
 
 ## usage
 ```bash
diff --git a/main.go b/main.go
index cfd1d5a..0743156 100644
--- a/main.go
+++ b/main.go
@@ -35,7 +35,7 @@ type ProxyServer struct {
 func NewProxyServer(authToken string) *ProxyServer {
 	return &ProxyServer{
 		authToken: authToken,
-		client:    &http.Client{Timeout: 5 * time.Minute},
+		client:    &http.Client{Timeout: 30 * time.Second},
 	}
 }
 
@@ -68,12 +68,7 @@ func (p *ProxyServer) refreshTokenIfNeeded() error {
 	if err != nil {
 		return fmt.Errorf("token exchange request failed: %w", err)
 	}
-	defer func() {
-		err := resp.Body.Close()
-		if err != nil {
-			log.Fatal(err)
-		}
-	}()
+	defer resp.Body.Close()
 
 	if resp.StatusCode != http.StatusOK {
 		body, _ := io.ReadAll(resp.Body)
@@ -110,13 +105,7 @@ func (p *ProxyServer) proxyHandler(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "error reading request body", http.StatusBadRequest)
 		return
 	}
-	defer func() {
-		err := r.Body.Close()
-		if err != nil {
-			log.Fatal(err)
-		}
-	}()
-	log.Printf("request: %s", body)
+	defer r.Body.Close()
 
 	targetURL := p.proxyEndpoint + r.URL.Path
 	if p.proxyEndpoint == "" {
@@ -145,12 +134,7 @@ func (p *ProxyServer) proxyHandler(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "error forwarding request to copilot", http.StatusBadGateway)
 		return
 	}
-	defer func() {
-		err := resp.Body.Close()
-		if err != nil {
-			log.Fatal(err)
-		}
-	}()
+	defer resp.Body.Close()
 
 	for name, values := range resp.Header {
 		for _, value := range values {