diff --git a/headless-services/manifest-yaml-language-server/src/main/java/org/springframework/ide/vscode/manifest/yaml/ManifestYamlLanguageServer.java b/headless-services/manifest-yaml-language-server/src/main/java/org/springframework/ide/vscode/manifest/yaml/ManifestYamlLanguageServer.java
index 7be30bf07..4b716cbfd 100644
--- a/headless-services/manifest-yaml-language-server/src/main/java/org/springframework/ide/vscode/manifest/yaml/ManifestYamlLanguageServer.java
+++ b/headless-services/manifest-yaml-language-server/src/main/java/org/springframework/ide/vscode/manifest/yaml/ManifestYamlLanguageServer.java
@@ -76,11 +76,11 @@ public class ManifestYamlLanguageServer extends SimpleLanguageServer {
 //		SimpleWorkspaceService workspace = getWorkspaceService();
 		documents.onDidChangeContent(params -> {
 			TextDocument doc = params.getDocument();
-//			if (LanguageId.CF_MANIFEST.equals(doc.getLanguageId())) {
+			if (LanguageId.CF_MANIFEST.equals(doc.getLanguageId())) {
 				validateWith(doc.getId(), engine);
-//			} else {
-//				validateWith(doc.getId(), IReconcileEngine.NULL);
-//			}
+			} else {
+				validateWith(doc.getId(), IReconcileEngine.NULL);
+			}
 		});
 
 //		workspace.onDidChangeConfiguraton(settings -> {
diff --git a/headless-services/manifest-yaml-language-server/src/test/java/org/springframework/ide/vscode/manifest/yaml/ManifestYamlEditorTest.java b/headless-services/manifest-yaml-language-server/src/test/java/org/springframework/ide/vscode/manifest/yaml/ManifestYamlEditorTest.java
index db94ecf2d..7e62c5fc8 100644
--- a/headless-services/manifest-yaml-language-server/src/test/java/org/springframework/ide/vscode/manifest/yaml/ManifestYamlEditorTest.java
+++ b/headless-services/manifest-yaml-language-server/src/test/java/org/springframework/ide/vscode/manifest/yaml/ManifestYamlEditorTest.java
@@ -65,7 +65,7 @@ public class ManifestYamlEditorTest {
 	}
 
 	@Test public void reconcileRunsOnDocumentOpenAndChange() throws Exception {
-		LanguageServerHarness harness = new LanguageServerHarness(ManifestYamlLanguageServer::new);
+		LanguageServerHarness harness = new LanguageServerHarness(ManifestYamlLanguageServer::new, LanguageId.CF_MANIFEST);
 		harness.intialize(null);
 
 		Editor editor = harness.newEditor(