diff --git a/jsign-core/src/main/java/net/jsign/SignerHelper.java b/jsign-core/src/main/java/net/jsign/SignerHelper.java
index b5fcbc73..c33d3408 100644
--- a/jsign-core/src/main/java/net/jsign/SignerHelper.java
+++ b/jsign-core/src/main/java/net/jsign/SignerHelper.java
@@ -369,7 +369,7 @@ private AuthenticodeSigner build() throws SignerException {
         }
 
         try {
-            initializeProxy(proxyUrl, proxyUser, proxyPass);
+            initializeProxy(proxyUrl, proxyUser, proxyPass, console);
         } catch (Exception e) {
             throw new SignerException("Couldn't initialize proxy", e);
         }
@@ -452,14 +452,29 @@ private Certificate[] loadCertificateChain(File file) throws IOException, Certif
         }
     }
 
+    /**
+     * Initialize the proxy. Information is get from env:
+     * -Dhttp.proxyUrl          proxy url http://proxy-server:port (optional)
+     * -Dhttp.proxyUser         proxy username (optional, but considered only if proxyUrl and proxyPassword set)
+     * -Dhttp.proxyPassword     proxy password (optional, but considered only if proxyUrl and proxyUser set)
+     */
+    public static void initializeProxy() throws MalformedURLException {
+        initializeProxy(
+                System.getProperty("http.proxyUrl"),
+                System.getProperty("http.proxyUser"),
+                System.getProperty("http.proxyPassword"),
+                null);
+    }
+
     /**
      * Initializes the proxy.
      *
      * @param proxyUrl       the url of the proxy (either as hostname:port or http[s]://hostname:port)
      * @param proxyUser      the username for the proxy authentication
      * @param proxyPassword  the password for the proxy authentication
+     * @param console        console for log. Can be null
      */
-    private void initializeProxy(String proxyUrl, final String proxyUser, final String proxyPassword) throws MalformedURLException {
+    private static void initializeProxy(String proxyUrl, final String proxyUser, final String proxyPassword, Console console) throws MalformedURLException {
         // Do nothing if there is no proxy url.
         if (proxyUrl != null && proxyUrl.trim().length() > 0) {
             if (!proxyUrl.trim().startsWith("http")) {
diff --git a/jsign-core/src/test/java/net/jsign/PESignerTest.java b/jsign-core/src/test/java/net/jsign/PESignerTest.java
index 1833eabc..f3f1a2a3 100644
--- a/jsign-core/src/test/java/net/jsign/PESignerTest.java
+++ b/jsign-core/src/test/java/net/jsign/PESignerTest.java
@@ -19,6 +19,7 @@
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
+import java.net.MalformedURLException;
 import java.security.KeyStore;
 import java.security.PrivateKey;
 import java.security.Security;
@@ -39,6 +40,8 @@
 import org.bouncycastle.cms.SignerInformation;
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
 import org.bouncycastle.tsp.TSPAlgorithms;
+import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
 
 import net.jsign.pe.PEFile;
@@ -59,6 +62,11 @@ private KeyStore getKeyStore() throws Exception {
         return keystore;
     }
 
+    @Before
+    public void initProxy() throws MalformedURLException {
+        SignerHelper.initializeProxy();
+    }
+
     @Test
     public void testSign() throws Exception {
         File sourceFile = new File("target/test-classes/wineyes.exe");
diff --git a/jsign-core/src/test/java/net/jsign/ScriptSignerTest.java b/jsign-core/src/test/java/net/jsign/ScriptSignerTest.java
index 84233f0c..8839d2f7 100644
--- a/jsign-core/src/test/java/net/jsign/ScriptSignerTest.java
+++ b/jsign-core/src/test/java/net/jsign/ScriptSignerTest.java
@@ -19,6 +19,7 @@
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
+import java.net.MalformedURLException;
 import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
 import java.security.KeyStore;
@@ -27,6 +28,7 @@
 import org.apache.commons.io.ByteOrderMark;
 import org.apache.commons.io.FileUtils;
 import org.bouncycastle.cms.CMSSignedData;
+import org.junit.BeforeClass;
 import org.junit.Ignore;
 import org.junit.Test;
 
@@ -45,6 +47,11 @@ protected KeyStore getKeyStore() throws Exception {
         return keystore;
     }
 
+    @BeforeClass
+    public static void initProxy() throws MalformedURLException {
+        SignerHelper.initializeProxy();
+    }
+
     @Test
     public void testSign() throws Exception {
         File sourceFile = new File("target/test-classes/hello-world." + getFileExtension());