diff --git a/headless-services/concourse-language-server/src/main/java/org/springframework/ide/vscode/concourse/ConcourseModel.java b/headless-services/concourse-language-server/src/main/java/org/springframework/ide/vscode/concourse/ConcourseModel.java
index bc6b8a248..84448ff71 100644
--- a/headless-services/concourse-language-server/src/main/java/org/springframework/ide/vscode/concourse/ConcourseModel.java
+++ b/headless-services/concourse-language-server/src/main/java/org/springframework/ide/vscode/concourse/ConcourseModel.java
@@ -89,7 +89,7 @@ public class ConcourseModel {
 							.filter(refNode -> defName.equals(NodeUtil.asScalar(refNode)))
 							.findAny();
 						if (!reference.isPresent()) {
-							problems.accept(YamlSchemaProblems.schemaProblem("Unused '"+entityTypeName+"'", node));
+							problems.accept(YamlSchemaProblems.problem(PipelineYmlSchemaProblems.UNUSED_RESOURCE, "Unused '"+entityTypeName+"'", node));
 						}
 					}
 				}
diff --git a/headless-services/concourse-language-server/src/main/java/org/springframework/ide/vscode/concourse/PipelineYmlSchemaProblems.java b/headless-services/concourse-language-server/src/main/java/org/springframework/ide/vscode/concourse/PipelineYmlSchemaProblems.java
new file mode 100644
index 000000000..089eba39c
--- /dev/null
+++ b/headless-services/concourse-language-server/src/main/java/org/springframework/ide/vscode/concourse/PipelineYmlSchemaProblems.java
@@ -0,0 +1,20 @@
+/*******************************************************************************
+ * Copyright (c) 2017 Pivotal, Inc.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Pivotal, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.springframework.ide.vscode.concourse;
+
+import org.springframework.ide.vscode.commons.languageserver.reconcile.ProblemSeverity;
+import org.springframework.ide.vscode.commons.languageserver.reconcile.ProblemType;
+
+import static org.springframework.ide.vscode.commons.yaml.reconcile.YamlSchemaProblems.*;
+
+public class PipelineYmlSchemaProblems {
+	protected static final ProblemType UNUSED_RESOURCE = problemType("PipelineYamlUnusedResource", ProblemSeverity.WARNING);
+}
diff --git a/headless-services/concourse-language-server/src/test/java/org/springframework/ide/vscode/concourse/ConcourseEditorTest.java b/headless-services/concourse-language-server/src/test/java/org/springframework/ide/vscode/concourse/ConcourseEditorTest.java
index f5a8d13b0..c12595eea 100644
--- a/headless-services/concourse-language-server/src/test/java/org/springframework/ide/vscode/concourse/ConcourseEditorTest.java
+++ b/headless-services/concourse-language-server/src/test/java/org/springframework/ide/vscode/concourse/ConcourseEditorTest.java
@@ -3582,7 +3582,8 @@ public class ConcourseEditorTest {
 				"  plan:\n" +
 				"  - get: version\n"
 		);
-		editor.assertProblems("source-repo|Unused 'Resource'");
+		Diagnostic p = editor.assertProblems("source-repo|Unused 'Resource'").get(0);
+		assertEquals(DiagnosticSeverity.Warning, p.getSeverity());
 
 		editor = harness.newEditor(
 				"resources:\n" +