diff --git a/src/test/java/com/github/cameltooling/lsp/internal/diagnostic/CamelDiagnosticTest.java b/src/test/java/com/github/cameltooling/lsp/internal/diagnostic/CamelDiagnosticTest.java
index 8f8633e1..32545315 100644
--- a/src/test/java/com/github/cameltooling/lsp/internal/diagnostic/CamelDiagnosticTest.java
+++ b/src/test/java/com/github/cameltooling/lsp/internal/diagnostic/CamelDiagnosticTest.java
@@ -147,7 +147,7 @@ void testValidationErrorClearedOnClose() throws Exception {
 		DidCloseTextDocumentParams params = new DidCloseTextDocumentParams(new TextDocumentIdentifier(DUMMY_URI+".xml"));
 		camelLanguageServer.getTextDocumentService().didClose(params);
 		
-		await().timeout(AWAIT_TIMEOUT).untilAsserted(() -> assertThat(lastPublishedDiagnostics.getDiagnostics()).isEmpty());
+		await().timeout(AWAIT_TIMEOUT.multipliedBy(2)).untilAsserted(() -> assertThat(lastPublishedDiagnostics.getDiagnostics()).isEmpty());
 	}
 	
 	@Test