diff --git a/lemminx-liberty/src/main/java/io/openliberty/tools/langserver/lemminx/LibertyDiagnosticParticipant.java b/lemminx-liberty/src/main/java/io/openliberty/tools/langserver/lemminx/LibertyDiagnosticParticipant.java
index 5f47709b..a0da04b2 100644
--- a/lemminx-liberty/src/main/java/io/openliberty/tools/langserver/lemminx/LibertyDiagnosticParticipant.java
+++ b/lemminx-liberty/src/main/java/io/openliberty/tools/langserver/lemminx/LibertyDiagnosticParticipant.java
@@ -292,15 +292,30 @@ private void validateConfigElements(DOMDocument domDocument, List<Diagnostic> di
         }
         for (Diagnostic tempDiagnostic : tempDiagnosticsList) {
             String configElement = tempDiagnostic.getSource();
-            Set<String> includedFeaturesCopy = new HashSet<String>(includedFeatures);
             Set<String> compatibleFeaturesList = featureGraph.getAllEnabledBy(configElement);
-            includedFeaturesCopy.retainAll(compatibleFeaturesList);
+            Set<String> includedFeaturesCopy = getCompatibleFeatures(includedFeatures, compatibleFeaturesList);
             if (includedFeaturesCopy.isEmpty()) {
                 diagnosticsList.add(tempDiagnostic);
             }
         }
     }
 
+    /**
+     * get compatible features for both versioned and versionless features
+     *
+     * @param includedFeatures       ll selected features
+     * @param compatibleFeaturesList enabled by feature list
+     * @return any compitable feature list
+     */
+    private Set<String> getCompatibleFeatures(Set<String> includedFeatures, Set<String> compatibleFeaturesList) {
+        Set<String> versionLessCompatibleFeatureList = compatibleFeaturesList.stream()
+                .map(f -> LibertyUtils.stripVersion(f))
+                .collect(Collectors.toSet());
+        return includedFeatures.stream().filter(included ->
+                compatibleFeaturesList.contains(included) || versionLessCompatibleFeatureList.contains(included)
+        ).collect(Collectors.toSet());
+    }
+
     /**
      * validate platform element. checks for
      *      1) if platform is invalid
diff --git a/lemminx-liberty/src/test/java/io/openliberty/LibertyDiagnosticTest.java b/lemminx-liberty/src/test/java/io/openliberty/LibertyDiagnosticTest.java
index 18f967ab..f785de0e 100644
--- a/lemminx-liberty/src/test/java/io/openliberty/LibertyDiagnosticTest.java
+++ b/lemminx-liberty/src/test/java/io/openliberty/LibertyDiagnosticTest.java
@@ -665,4 +665,26 @@ public void testValidPlatformDiagnostic() throws BadLocationException {
 
         XMLAssert.testDiagnosticsFor(serverXML, null, null, serverXMLURI);
     }
+
+    @Test
+    public void testConfigElementVersionLess() throws JAXBException {
+        assertTrue(featureList.exists());
+        FeatureService.getInstance().readFeaturesFromFeatureListFile(new ArrayList<Feature>(), libWorkspace, featureList);
+        String serverXML1 = String.join(newLine,
+                "<server description=\"Sample Liberty server\">",
+                "   <featureManager>",
+                "       <feature>servlet</feature>",
+                "       <platform>jakartaee-9.1</platform>",
+                "   </featureManager>",
+                "   <webApplication contextRoot=\"/app-name\" location=\"app-name.war\" />",
+                "   <httpEndpoint id=\"defaultHttpEndpoint\" httpPort=\"9080\" httpsPort=\"9443\"/>",
+                "   <ssl id=\"defaultSSLConfig\" trustDefaultCerts=\"true\" />",
+                "</server>"
+        );
+        Diagnostic configForMissingFeature = new Diagnostic();
+        configForMissingFeature.setRange(r(7, 3, 7, 57));
+        configForMissingFeature.setCode(LibertyDiagnosticParticipant.MISSING_CONFIGURED_FEATURE_CODE);
+        configForMissingFeature.setMessage(LibertyDiagnosticParticipant.MISSING_CONFIGURED_FEATURE_MESSAGE);
+        XMLAssert.testDiagnosticsFor(serverXML1, null, null, serverXMLURI,configForMissingFeature);
+    }
 }
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