diff --git a/.ci/bwcVersions b/.ci/bwcVersions
index c4821d127e381..44bfbfcd729d0 100644
--- a/.ci/bwcVersions
+++ b/.ci/bwcVersions
@@ -1,50 +1,4 @@
 BWC_VERSION:
-  - "6.0.0"
-  - "6.0.1"
-  - "6.1.0"
-  - "6.1.1"
-  - "6.1.2"
-  - "6.1.3"
-  - "6.1.4"
-  - "6.2.0"
-  - "6.2.1"
-  - "6.2.2"
-  - "6.2.3"
-  - "6.2.4"
-  - "6.3.0"
-  - "6.3.1"
-  - "6.3.2"
-  - "6.4.0"
-  - "6.4.1"
-  - "6.4.2"
-  - "6.4.3"
-  - "6.5.0"
-  - "6.5.1"
-  - "6.5.2"
-  - "6.5.3"
-  - "6.5.4"
-  - "6.6.0"
-  - "6.6.1"
-  - "6.6.2"
-  - "6.7.0"
-  - "6.7.1"
-  - "6.7.2"
-  - "6.8.0"
-  - "6.8.1"
-  - "6.8.2"
-  - "6.8.3"
-  - "6.8.4"
-  - "6.8.5"
-  - "6.8.6"
-  - "6.8.7"
-  - "6.8.8"
-  - "6.8.9"
-  - "6.8.10"
-  - "6.8.11"
-  - "6.8.12"
-  - "6.8.13"
-  - "6.8.14"
-  - "6.8.15"
   - "7.0.0"
   - "7.0.1"
   - "7.1.0"
@@ -75,9 +29,7 @@ BWC_VERSION:
   - "7.10.1"
   - "7.10.2"
   - "1.0.0"
-  - "1.0.1"
   - "1.1.0"
-  - "1.1.1"
   - "1.2.0"
   - "1.2.1"
   - "1.2.2"
diff --git a/build.gradle b/build.gradle
index 7accde344637a..4be3ce4e53cd0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -168,8 +168,7 @@ tasks.register("verifyVersions") {
     // Read the list from maven central.
     // Fetch the metadata and parse the xml into Version instances because it's more straight forward here
     // rather than bwcVersion ( VersionCollection ).
-    //TODO OpenSearch - Update the maven repo URL for OpenSearch when available.
-    new URL('https://repo1.maven.org/maven2/org/elasticsearch/elasticsearch/maven-metadata.xml').openStream().withStream { s ->
+    new URL('https://repo1.maven.org/maven2/org/opensearch/opensearch/maven-metadata.xml').openStream().withStream { s ->
       BuildParams.bwcVersions.compareToAuthoritative(
         new XmlParser().parse(s)
           .versioning.versions.version
@@ -433,11 +432,11 @@ allprojects {
   tasks.named('cleanEclipse') { dependsOn 'wipeEclipseSettings' }
   // otherwise the eclipse merging is *super confusing*
   tasks.named('eclipse') { dependsOn 'cleanEclipse', 'copyEclipseSettings' }
-  
+
   afterEvaluate {
      tasks.findByName("eclipseJdt")?.configure {
          dependsOn 'copyEclipseSettings'
-     } 
+     }
   }
 }
 
diff --git a/buildSrc/src/main/java/org/opensearch/gradle/BwcVersions.java b/buildSrc/src/main/java/org/opensearch/gradle/BwcVersions.java
index d6a770d7cf4ae..3f65abcc25d17 100644
--- a/buildSrc/src/main/java/org/opensearch/gradle/BwcVersions.java
+++ b/buildSrc/src/main/java/org/opensearch/gradle/BwcVersions.java
@@ -370,6 +370,9 @@ private List<Version> getReleased() {
             .stream()
             .flatMap(Collection::stream)
             .filter(each -> unreleased.contains(each) == false)
+            // this is to make sure we only consider OpenSearch versions
+            // TODO remove this filter once legacy ES versions are no longer supported
+            .filter(v -> v.onOrAfter("1.0.0"))
             .collect(Collectors.toList());
     }
 
diff --git a/buildSrc/src/test/java/org/opensearch/gradle/BwcVersionsTests.java b/buildSrc/src/test/java/org/opensearch/gradle/BwcVersionsTests.java
index 94c4e66726acd..838fd2d3f8631 100644
--- a/buildSrc/src/test/java/org/opensearch/gradle/BwcVersionsTests.java
+++ b/buildSrc/src/test/java/org/opensearch/gradle/BwcVersionsTests.java
@@ -716,14 +716,14 @@ public void testGetGradleProjectPath() {
     }
 
     public void testCompareToAuthoritative() {
-        List<String> listOfVersions = asList("7.0.0", "7.0.1", "7.1.0", "7.1.1", "7.2.0", "7.3.0", "8.0.0");
-        List<Version> authoritativeReleasedVersions = Stream.of("7.0.0", "7.0.1", "7.1.0")
+        List<String> listOfVersions = asList("1.0.0", "1.0.1", "1.1.0", "1.1.1", "1.2.0", "1.3.0", "2.0.0");
+        List<Version> authoritativeReleasedVersions = Stream.of("1.0.0", "1.0.1", "1.1.0")
             .map(Version::fromString)
             .collect(Collectors.toList());
 
         BwcVersions vc = new BwcVersions(
             listOfVersions.stream().map(this::formatVersionToLine).collect(Collectors.toList()),
-            Version.fromString("8.0.0")
+            Version.fromString("2.0.0")
         );
         vc.compareToAuthoritative(authoritativeReleasedVersions);
     }
@@ -744,11 +744,11 @@ public void testCompareToAuthoritativeUnreleasedActuallyReleased() {
     }
 
     public void testCompareToAuthoritativeNotReallyRelesed() {
-        List<String> listOfVersions = asList("7.0.0", "7.0.1", "7.1.0", "7.1.1", "7.2.0", "7.3.0", "8.0.0");
-        List<Version> authoritativeReleasedVersions = Stream.of("7.0.0", "7.0.1").map(Version::fromString).collect(Collectors.toList());
+        List<String> listOfVersions = asList("1.0.0", "1.0.1", "1.1.0", "1.1.1", "1.2.0", "1.3.0", "2.0.0");
+        List<Version> authoritativeReleasedVersions = Stream.of("1.0.0", "1.0.1").map(Version::fromString).collect(Collectors.toList());
         BwcVersions vc = new BwcVersions(
             listOfVersions.stream().map(this::formatVersionToLine).collect(Collectors.toList()),
-            Version.fromString("8.0.0")
+            Version.fromString("2.0.0")
         );
         expectedEx.expect(IllegalStateException.class);
         expectedEx.expectMessage("not really released");