diff --git a/org.eclipse.wildwebdeveloper.xml/src/org/eclipse/wildwebdeveloper/xml/internal/XMLLanguageServer.java b/org.eclipse.wildwebdeveloper.xml/src/org/eclipse/wildwebdeveloper/xml/internal/XMLLanguageServer.java
index f50f2714b7..9582b7cb3e 100644
--- a/org.eclipse.wildwebdeveloper.xml/src/org/eclipse/wildwebdeveloper/xml/internal/XMLLanguageServer.java
+++ b/org.eclipse.wildwebdeveloper.xml/src/org/eclipse/wildwebdeveloper/xml/internal/XMLLanguageServer.java
@@ -114,6 +114,12 @@ private Collection<? extends String> getProxySettings() {
 						res.put(data.getType().toLowerCase() + ".proxyHost", data.getHost());
 						res.put(data.getType().toLowerCase() + ".proxyPort", Integer.toString(data.getPort()));
 					}
+					if (data.getUserId() != null) {
+						res.put(data.getType().toLowerCase() + ".proxyUser", data.getUserId());
+					}
+					if (data.getPassword() != null) {
+						res.put(data.getType().toLowerCase() + ".proxyPassword", data.getPassword());
+					}
 				}
 				String nonProxiedHosts = String.join("|", service.getNonProxiedHosts());
 				if (!nonProxiedHosts.isEmpty()) {