diff --git a/cmd/csaf_aggregator/config.go b/cmd/csaf_aggregator/config.go
index 81db0b7..3c2c46b 100644
--- a/cmd/csaf_aggregator/config.go
+++ b/cmd/csaf_aggregator/config.go
@@ -284,6 +284,7 @@ func (c *config) httpClient(p *provider) util.Client {
 
 	hClient.Transport = &http.Transport{
 		TLSClientConfig: &tlsConfig,
+		Proxy:           http.ProxyFromEnvironment,
 	}
 
 	client := util.Client(&hClient)
diff --git a/cmd/csaf_checker/processor.go b/cmd/csaf_checker/processor.go
index 5fd3fbd..5d1b69b 100644
--- a/cmd/csaf_checker/processor.go
+++ b/cmd/csaf_checker/processor.go
@@ -430,6 +430,7 @@ func (p *processor) fullClient() util.Client {
 
 	hClient.Transport = &http.Transport{
 		TLSClientConfig: &tlsConfig,
+		Proxy:           http.ProxyFromEnvironment,
 	}
 
 	client := util.Client(&hClient)
@@ -460,6 +461,7 @@ func (p *processor) basicClient() *http.Client {
 	if p.cfg.Insecure {
 		tr := &http.Transport{
 			TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
+			Proxy:           http.ProxyFromEnvironment,
 		}
 		return &http.Client{Transport: tr}
 	}
diff --git a/cmd/csaf_downloader/downloader.go b/cmd/csaf_downloader/downloader.go
index f21fcc0..b7e7342 100644
--- a/cmd/csaf_downloader/downloader.go
+++ b/cmd/csaf_downloader/downloader.go
@@ -121,6 +121,7 @@ func (d *downloader) httpClient() util.Client {
 
 	hClient.Transport = &http.Transport{
 		TLSClientConfig: &tlsConfig,
+		Proxy:           http.ProxyFromEnvironment,
 	}
 
 	client := util.Client(&hClient)
diff --git a/cmd/csaf_downloader/forwarder.go b/cmd/csaf_downloader/forwarder.go
index 12d9fe4..1598283 100644
--- a/cmd/csaf_downloader/forwarder.go
+++ b/cmd/csaf_downloader/forwarder.go
@@ -106,6 +106,7 @@ func (f *forwarder) httpClient() util.Client {
 
 	hClient.Transport = &http.Transport{
 		TLSClientConfig: &tlsConfig,
+		Proxy:           http.ProxyFromEnvironment,
 	}
 
 	client := util.Client(&hClient)
diff --git a/cmd/csaf_uploader/processor.go b/cmd/csaf_uploader/processor.go
index b57cafb..f655e02 100644
--- a/cmd/csaf_uploader/processor.go
+++ b/cmd/csaf_uploader/processor.go
@@ -51,6 +51,7 @@ func (p *processor) httpClient() *http.Client {
 
 	client.Transport = &http.Transport{
 		TLSClientConfig: &tlsConfig,
+		Proxy:           http.ProxyFromEnvironment,
 	}
 
 	return &client