diff --git a/src/main/java/org/opensearch/security/ssl/DefaultSecurityKeyStore.java b/src/main/java/org/opensearch/security/ssl/DefaultSecurityKeyStore.java
index 95ed44ee07..2556162c9d 100644
--- a/src/main/java/org/opensearch/security/ssl/DefaultSecurityKeyStore.java
+++ b/src/main/java/org/opensearch/security/ssl/DefaultSecurityKeyStore.java
@@ -18,6 +18,7 @@
 package org.opensearch.security.ssl;
 
 import java.io.File;
+import java.lang.reflect.Method;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.LinkOption;
@@ -1184,9 +1185,10 @@ private List<String> getOtherName(List<?> altName) {
             final ASN1Sequence sequence = ASN1Sequence.getInstance(asn1Primitive);
             final ASN1ObjectIdentifier asn1ObjectIdentifier = ASN1ObjectIdentifier.getInstance(sequence.getObjectAt(0));
             final ASN1TaggedObject asn1TaggedObject = ASN1TaggedObject.getInstance(sequence.getObjectAt(1));
-            ASN1Object maybeTaggedAsn1Primitive = asn1TaggedObject.getBaseObject();
+            Method getObjectMethod = getObjectMethod();
+            ASN1Object maybeTaggedAsn1Primitive = (ASN1Primitive) getObjectMethod.invoke(asn1TaggedObject);
             if (maybeTaggedAsn1Primitive instanceof ASN1TaggedObject) {
-                maybeTaggedAsn1Primitive = ASN1TaggedObject.getInstance(maybeTaggedAsn1Primitive).getBaseObject();
+                maybeTaggedAsn1Primitive = (ASN1Primitive) getObjectMethod.invoke(maybeTaggedAsn1Primitive);
             }
             if (maybeTaggedAsn1Primitive instanceof ASN1String) {
                 return ImmutableList.of(asn1ObjectIdentifier.getId(), maybeTaggedAsn1Primitive.toString());
@@ -1198,4 +1200,13 @@ private List<String> getOtherName(List<?> altName) {
             throw new RuntimeException("Couldn't parse subject alternative names", ioe);
         }
     }
+
+    static Method getObjectMethod() throws ClassNotFoundException, NoSuchMethodException {
+        Class<?> asn1TaggedObjectClass = Class.forName("org.bouncycastle.asn1.ASN1TaggedObject");
+        try {
+            return asn1TaggedObjectClass.getMethod("getBaseObject");
+        } catch (NoSuchMethodException ex) {
+            return asn1TaggedObjectClass.getMethod("getObject");
+        }
+    }
 }
diff --git a/src/test/java/org/opensearch/security/ssl/SSLTest.java b/src/test/java/org/opensearch/security/ssl/SSLTest.java
index 4210c91573..3a146767c1 100644
--- a/src/test/java/org/opensearch/security/ssl/SSLTest.java
+++ b/src/test/java/org/opensearch/security/ssl/SSLTest.java
@@ -17,6 +17,7 @@
 
 package org.opensearch.security.ssl;
 
+import java.lang.reflect.Method;
 import java.net.SocketException;
 import java.nio.file.Paths;
 import java.security.Security;
@@ -1289,4 +1290,18 @@ public void testHttpsAndNodeSSLPemExtendedUsageEnabled() throws Exception {
         Assert.assertTrue(res.contains("CN=node-0.example.com,OU=SSL,O=Test,L=Test,C=DE"));
         Assert.assertTrue(rh.executeSimpleRequest("_nodes/settings?pretty").contains(clusterInfo.clustername));
     }
+
+    @Test
+    public void testGetObjectMethod() {
+        try {
+            Method method = DefaultSecurityKeyStore.getObjectMethod();
+            Assert.assertNotNull("Method should not be null", method);
+            Assert.assertTrue(
+                "One of the expected methods should be available",
+                method.getName().equals("getBaseObject") || method.getName().equals("getObject")
+            );
+        } catch (ClassNotFoundException | NoSuchMethodException e) {
+            Assert.fail("Exception should not be thrown: " + e.getMessage());
+        }
+    }
 }