diff --git a/Dockerfile b/Dockerfile
index 0392950..1a98d58 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:16-alpine3.13 as build-web
+FROM node:16-alpine3.14 as build-web
 
 WORKDIR /src
 COPY . .
@@ -7,7 +7,7 @@ RUN cd web && npm install
 ARG NODE_ENV=production
 RUN cd web && npm run build
 
-FROM golang:1.16-alpine3.13 as build
+FROM golang:1.16-alpine3.14 as build
 
 RUN apk add \
 	make
diff --git a/s3.go b/s3.go
index daf69c3..b4083e0 100644
--- a/s3.go
+++ b/s3.go
@@ -20,9 +20,7 @@ import (
 var httpClientS3 *http.Client
 
 func setupS3() {
-	httpClientS3 = &http.Client{
-		Timeout: 10 * time.Second,
-	}
+	httpClientS3 = &http.Client{}
 }
 
 /* signing */