diff --git a/app/cmd/crumbIssuer.go b/app/cmd/crumbIssuer.go
index b260b0162ddd0e8b7ebfab34e089047fc9e0a2d1..c98f7ba78afca07a746f2a9200a7445e7b23fab8 100644
--- a/app/cmd/crumbIssuer.go
+++ b/app/cmd/crumbIssuer.go
@@ -2,11 +2,13 @@ package cmd
 
 import (
 	"crypto/tls"
+	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"io/ioutil"
 	"log"
 	"net/http"
+	"net/url"
 
 	"github.com/spf13/cobra"
 )
@@ -53,6 +55,18 @@ func getCrumb() (CrumbIssuer, *JenkinsServer) {
 	tr := &http.Transport{
 		TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
 	}
+
+	if config.ProxyAuth != "" {
+		basicAuth := "Basic " + base64.StdEncoding.EncodeToString([]byte(config.ProxyAuth))
+		req.Header.Add("Proxy-Authorization", basicAuth)
+
+		tr.ProxyConnectHeader = http.Header{}
+		tr.ProxyConnectHeader.Add("Proxy-Authorization", basicAuth)
+
+		if proxyURL, err := url.Parse(config.Proxy); err == nil {
+			tr.Proxy = http.ProxyURL(proxyURL)
+		}
+	}
 	client := &http.Client{Transport: tr}
 	if response, err := client.Do(req); err == nil {
 		if data, err := ioutil.ReadAll(response.Body); err == nil {