diff --git a/build.gradle b/build.gradle
index 0d773b84b..26fa8447c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -25,15 +25,13 @@ buildscript {
         System.setProperty('tests.security.manager', 'false')
         common_utils_version = System.getProperty("common_utils.version", opensearch_build)
 
-        bwcVersionShort = "2.12.0"
+        bwcVersionShort = '2.14.0'
         bwcVersion = bwcVersionShort + ".0"
         bwcOpenSearchFFDownload = 'https://ci.opensearch.org/ci/dbc/distribution-build-opensearch/' + bwcVersionShort + '/latest/linux/x64/tar/builds/' +
                 'opensearch/plugins/opensearch-flow-framework-' + bwcVersion + '.zip'
         baseName = "ffBwcCluster"
         bwcFilePath = "src/test/resources/org/opensearch/flowframework/bwc/"
         bwcFlowFrameworkPath = bwcFilePath + "flowframework/"
-
-        isSameMajorVersion = opensearch_version.split("\\.")[0] == bwcVersionShort.split("\\.")[0]
     }
 
     repositories {
@@ -512,8 +510,7 @@ List<Provider<RegularFile>> plugins = [
 
 // Creates 2 test clusters with 3 nodes of the old version.
 2.times {i ->
-    task "${baseName}#oldVersionClusterTask$i"(type: StandaloneRestIntegTestTask) {
-        onlyIf { isSameMajorVersion || (i == 1) }
+    task "${baseName}#oldVersionClusterTask$i"(type: RestIntegTestTask) {
         useCluster testClusters."${baseName}$i"
         filter {
             includeTestsMatching "org.opensearch.flowframework.bwc.*IT"
@@ -529,8 +526,7 @@ List<Provider<RegularFile>> plugins = [
 // Upgrades one node of the old cluster to new OpenSearch version with upgraded plugin version
 // This results in a mixed cluster with 2 nodes on the old version and 1 upgraded node.
 // This is also used as a one third upgraded cluster for a rolling upgrade.
-task "${baseName}#mixedClusterTask"(type: StandaloneRestIntegTestTask) {
-    onlyIf { isSameMajorVersion }
+task "${baseName}#mixedClusterTask"(type: RestIntegTestTask) {
     useCluster testClusters."${baseName}0"
     dependsOn "${baseName}#oldVersionClusterTask0"
     doFirst {
@@ -549,8 +545,7 @@ task "${baseName}#mixedClusterTask"(type: StandaloneRestIntegTestTask) {
 // Upgrades the second node to new OpenSearch version with upgraded plugin version after the first node is upgraded.
 // This results in a mixed cluster with 1 node on the old version and 2 upgraded nodes.
 // This is used for rolling upgrade.
-task "${baseName}#twoThirdsUpgradedClusterTask"(type: StandaloneRestIntegTestTask) {
-    onlyIf { isSameMajorVersion }
+task "${baseName}#twoThirdsUpgradedClusterTask"(type: RestIntegTestTask) {
     dependsOn "${baseName}#mixedClusterTask"
     useCluster testClusters."${baseName}0"
     doFirst {
@@ -569,8 +564,7 @@ task "${baseName}#twoThirdsUpgradedClusterTask"(type: StandaloneRestIntegTestTas
 // Upgrades the third node to new OpenSearch version with upgraded plugin version after the second node is upgraded.
 // This results in a fully upgraded cluster.
 // This is used for rolling upgrade.
-task "${baseName}#rollingUpgradeClusterTask"(type: StandaloneRestIntegTestTask) {
-    onlyIf { isSameMajorVersion }
+task "${baseName}#rollingUpgradeClusterTask"(type: RestIntegTestTask) {
     dependsOn "${baseName}#twoThirdsUpgradedClusterTask"
     useCluster testClusters."${baseName}0"
     doFirst {
@@ -589,7 +583,7 @@ task "${baseName}#rollingUpgradeClusterTask"(type: StandaloneRestIntegTestTask)
 
 // Upgrades all the nodes of the old cluster to new OpenSearch version with upgraded plugin version
 // at the same time resulting in a fully upgraded cluster.
-task "${baseName}#fullRestartClusterTask"(type: StandaloneRestIntegTestTask) {
+task "${baseName}#fullRestartClusterTask"(type: RestIntegTestTask) {
     dependsOn "${baseName}#oldVersionClusterTask1"
     useCluster testClusters."${baseName}1"
     doFirst {
@@ -605,7 +599,7 @@ task "${baseName}#fullRestartClusterTask"(type: StandaloneRestIntegTestTask) {
 }
 
 // A bwc test suite which runs all the bwc tasks combined.
-task bwcTestSuite(type: StandaloneRestIntegTestTask) {
+task bwcTestSuite(type: RestIntegTestTask) {
     filter {
         excludeTestsMatching '**.*Test*'
         excludeTestsMatching '**.*IT*'
diff --git a/src/test/java/org/opensearch/flowframework/bwc/FlowFrameworkBackwardsCompatibilityIT.java b/src/test/java/org/opensearch/flowframework/bwc/FlowFrameworkBackwardsCompatibilityIT.java
index 108252465..fcd8c554f 100644
--- a/src/test/java/org/opensearch/flowframework/bwc/FlowFrameworkBackwardsCompatibilityIT.java
+++ b/src/test/java/org/opensearch/flowframework/bwc/FlowFrameworkBackwardsCompatibilityIT.java
@@ -33,6 +33,7 @@ public class FlowFrameworkBackwardsCompatibilityIT extends OpenSearchRestTestCas
 
     private static final ClusterType CLUSTER_TYPE = ClusterType.parse(System.getProperty("tests.rest.bwcsuite"));
     private static final String CLUSTER_NAME = System.getProperty("tests.clustername");
+    private static final String BWC_VERSION = System.getProperty("tests.plugin_bwc_version");
 
     @Override
     @Before
@@ -111,26 +112,28 @@ public void testBackwardsCompatibility() throws Exception {
             List<Map<String, Object>> plugins = (List<Map<String, Object>>) response.get("plugins");
             Set<Object> pluginNames = plugins.stream().map(map -> map.get("name")).collect(Collectors.toSet());
             assertTrue(pluginNames.contains("opensearch-flow-framework"));
+
+            // Test change in template timestamps from 2.12 to later versions
             String workflowId = createNoopTemplate();
             Template t = getTemplate(workflowId);
             switch (CLUSTER_TYPE) {
                 case OLD:
                     // mapping for 2.12 does not include time stamps
-                    assertNull(t.createdTime());
-                    assertNull(t.lastUpdatedTime());
-                    assertNull(t.lastProvisionedTime());
+                    if (BWC_VERSION.equals("2.12.0.0")) {
+                        assertNull(t.createdTime());
+                        assertNull(t.lastUpdatedTime());
+                    }
                     break;
                 case MIXED:
                     // Time stamps may or may not be null depending on whether index has been accessed by new version node
-                    assertNull(t.lastProvisionedTime());
                     break;
                 case UPGRADED:
                     // mapping for 2.13+ includes time stamps
                     assertNotNull(t.createdTime());
                     assertEquals(t.createdTime(), t.lastUpdatedTime());
-                    assertNull(t.lastProvisionedTime());
                     break;
             }
+            assertNull(t.lastProvisionedTime());
             break;
         }
     }