diff --git a/src/java.base/share/classes/java/net/ServerSocket.java b/src/java.base/share/classes/java/net/ServerSocket.java
index af7cedfd966a2..21061c2dae1c6 100644
--- a/src/java.base/share/classes/java/net/ServerSocket.java
+++ b/src/java.base/share/classes/java/net/ServerSocket.java
@@ -947,7 +947,11 @@ public int getReceiveBufferSize() throws SocketException {
      *         bandwidth
      *
      * @since 1.5
+     *
+     * @deprecated This method was intended to allow for protocols that are now
+     *             obsolete.
      */
+    @Deprecated(since = "26", forRemoval = true)
     public void setPerformancePreferences(int connectionTime,
                                           int latency,
                                           int bandwidth)
diff --git a/src/java.base/share/classes/java/net/Socket.java b/src/java.base/share/classes/java/net/Socket.java
index a2aee2e45a19d..42ca5314b78e2 100644
--- a/src/java.base/share/classes/java/net/Socket.java
+++ b/src/java.base/share/classes/java/net/Socket.java
@@ -1853,7 +1853,11 @@ public static synchronized void setSocketImplFactory(SocketImplFactory fac)
      *         bandwidth
      *
      * @since 1.5
+     *
+     * @deprecated This method was intended to allow for protocols that are now
+     *             obsolete.
      */
+    @Deprecated(since = "26", forRemoval = true)
     public void setPerformancePreferences(int connectionTime,
                                           int latency,
                                           int bandwidth)
diff --git a/src/java.base/share/classes/java/net/SocketImpl.java b/src/java.base/share/classes/java/net/SocketImpl.java
index 15c12457aac58..27489aa994744 100644
--- a/src/java.base/share/classes/java/net/SocketImpl.java
+++ b/src/java.base/share/classes/java/net/SocketImpl.java
@@ -357,7 +357,11 @@ void reset() {
      *         bandwidth
      *
      * @since 1.5
+     *
+     * @deprecated This method was intended to allow for protocols that are now
+     *             obsolete.
      */
+    @Deprecated(since = "26", forRemoval = true)
     protected void setPerformancePreferences(int connectionTime,
                                           int latency,
                                           int bandwidth)
diff --git a/src/java.base/share/classes/sun/security/ssl/BaseSSLSocketImpl.java b/src/java.base/share/classes/sun/security/ssl/BaseSSLSocketImpl.java
index 20bb67c06d63c..a24d6e5799c69 100644
--- a/src/java.base/share/classes/sun/security/ssl/BaseSSLSocketImpl.java
+++ b/src/java.base/share/classes/sun/security/ssl/BaseSSLSocketImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2002, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -556,6 +556,7 @@ public final boolean getReuseAddress() throws SocketException {
      * @see java.net.Socket#setPerformancePreferences(int, int, int)
      */
     @Override
+    @SuppressWarnings("removal")
     public void setPerformancePreferences(int connectionTime,
             int latency, int bandwidth) {
         if (self == this) {