diff --git a/src/java.base/share/classes/sun/security/ssl/SessionTicketExtension.java b/src/java.base/share/classes/sun/security/ssl/SessionTicketExtension.java
index af9cd69575f3f..5294f5d981b10 100644
--- a/src/java.base/share/classes/sun/security/ssl/SessionTicketExtension.java
+++ b/src/java.base/share/classes/sun/security/ssl/SessionTicketExtension.java
@@ -29,7 +29,6 @@
 import sun.security.ssl.SSLExtension.ExtensionConsumer;
 import sun.security.ssl.SSLExtension.SSLExtensionSpec;
 import sun.security.ssl.SSLHandshake.HandshakeMessage;
-import sun.security.ssl.SupportedGroupsExtension.SupportedGroups;
 import sun.security.util.HexDumpEncoder;
 
 import javax.crypto.Cipher;
@@ -381,7 +380,7 @@ public String toString(HandshakeContext hc, ByteBuffer buffer) {
     }
 
     private static final class T12CHSessionTicketProducer
-            extends SupportedGroups implements HandshakeProducer {
+            implements HandshakeProducer {
         T12CHSessionTicketProducer() {
         }
 
@@ -480,7 +479,7 @@ public void consume(ConnectionContext context,
 
 
     private static final class T12SHSessionTicketProducer
-            extends SupportedGroups implements HandshakeProducer {
+            implements HandshakeProducer {
         T12SHSessionTicketProducer() {
         }
 
diff --git a/src/java.base/share/classes/sun/security/ssl/SupportedGroupsExtension.java b/src/java.base/share/classes/sun/security/ssl/SupportedGroupsExtension.java
index 3cf357254aa7a..ef1800318aa0d 100644
--- a/src/java.base/share/classes/sun/security/ssl/SupportedGroupsExtension.java
+++ b/src/java.base/share/classes/sun/security/ssl/SupportedGroupsExtension.java
@@ -327,7 +327,7 @@ static NamedGroup getPreferredGroup(
      * the ClientHello handshake message.
      */
     private static final class CHSupportedGroupsProducer
-            extends SupportedGroups implements HandshakeProducer {
+            implements HandshakeProducer {
         // Prevent instantiation of this class.
         private CHSupportedGroupsProducer() {
             // blank
@@ -472,7 +472,7 @@ public void absent(ConnectionContext context,
      * the EncryptedExtensions handshake message.
      */
     private static final class EESupportedGroupsProducer
-            extends SupportedGroups implements HandshakeProducer {
+            implements HandshakeProducer {
 
         // Prevent instantiation of this class.
         private EESupportedGroupsProducer() {