diff --git a/org.eclipse.lsp4xml/src/main/java/org/eclipse/lsp4xml/extensions/contentmodel/participants/diagnostics/XMLValidator.java b/org.eclipse.lsp4xml/src/main/java/org/eclipse/lsp4xml/extensions/contentmodel/participants/diagnostics/XMLValidator.java
index bf3212345..f1a827f2e 100644
--- a/org.eclipse.lsp4xml/src/main/java/org/eclipse/lsp4xml/extensions/contentmodel/participants/diagnostics/XMLValidator.java
+++ b/org.eclipse.lsp4xml/src/main/java/org/eclipse/lsp4xml/extensions/contentmodel/participants/diagnostics/XMLValidator.java
@@ -116,7 +116,6 @@ public static void doDiagnostics(DOMDocument document, XMLEntityResolver entityR
 			parser.parse(inputSource);
 
 		} catch (IOException | SAXException | CancellationException exception) {
-			exception.printStackTrace();
 			// ignore error
 		} catch (CacheResourceDownloadingException e) {
 			throw e;