diff --git a/quiche/quic/core/quic_connection.cc b/quiche/quic/core/quic_connection.cc
index 49681b7..2b611f7 100644
--- a/quiche/quic/core/quic_connection.cc
+++ b/quiche/quic/core/quic_connection.cc
@@ -3014,15 +3014,8 @@
             ", encryption level: ",
             EncryptionLevelToString(
                 last_received_packet_info_.decrypted_level));
-        if (GetQuicReloadableFlag(
-                quic_drop_packets_with_changed_server_address)) {
-          QUIC_LOG_EVERY_N_SEC(INFO, 100) << error_details;
-          QUIC_CODE_COUNT(quic_dropped_packets_with_changed_server_address);
-          return false;
-        }
-        QUIC_PEER_BUG(Server self address change) << error_details;
-        CloseConnection(QUIC_ERROR_MIGRATING_ADDRESS, error_details,
-                        ConnectionCloseBehavior::SEND_CONNECTION_CLOSE_PACKET);
+        QUIC_LOG_EVERY_N_SEC(INFO, 100) << error_details;
+        QUIC_CODE_COUNT(quic_dropped_packets_with_changed_server_address);
         return false;
       }
     }
diff --git a/quiche/quic/core/quic_connection_test.cc b/quiche/quic/core/quic_connection_test.cc
index 692e3ef..b8cac26 100644
--- a/quiche/quic/core/quic_connection_test.cc
+++ b/quiche/quic/core/quic_connection_test.cc
@@ -1563,23 +1563,9 @@
   QuicSocketAddress self_address(host, 123);
   EXPECT_EQ(0u, connection_.GetStats().packets_dropped);
   EXPECT_CALL(visitor_, AllowSelfAddressChange()).WillOnce(Return(false));
-  if (GetQuicReloadableFlag(quic_drop_packets_with_changed_server_address)) {
-    ProcessFramePacketWithAddresses(MakeCryptoFrame(), self_address,
-                                    kPeerAddress, ENCRYPTION_INITIAL);
-    EXPECT_TRUE(connection_.connected());
-    EXPECT_EQ(1u, connection_.GetStats().packets_dropped);
-    return;
-  }
-  if (version().handshake_protocol == PROTOCOL_TLS1_3) {
-    EXPECT_CALL(visitor_, BeforeConnectionCloseSent());
-  }
-  EXPECT_CALL(visitor_, OnConnectionClosed(_, _));
-  EXPECT_QUIC_PEER_BUG(
-      ProcessFramePacketWithAddresses(MakeCryptoFrame(), self_address,
-                                      kPeerAddress, ENCRYPTION_INITIAL),
-      "Self address migration is not supported at the server");
-  EXPECT_FALSE(connection_.connected());
-  TestConnectionCloseQuicErrorCode(QUIC_ERROR_MIGRATING_ADDRESS);
+  ProcessFramePacketWithAddresses(MakeCryptoFrame(), self_address, kPeerAddress,
+                                  ENCRYPTION_INITIAL);
+  EXPECT_TRUE(connection_.connected());
   EXPECT_EQ(1u, connection_.GetStats().packets_dropped);
 }
 
diff --git a/quiche/quic/core/quic_flags_list.h b/quiche/quic/core/quic_flags_list.h
index ab90711..3278596 100644
--- a/quiche/quic/core/quic_flags_list.h
+++ b/quiche/quic/core/quic_flags_list.h
@@ -77,8 +77,6 @@
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_retire_cid_on_reverse_path_validation_failure, true)
 // If true, server sends bandwidth eastimate when network is idle for a while.
 QUIC_FLAG(FLAGS_quic_restart_flag_quic_enable_sending_bandwidth_estimate_when_network_idle, true)
-// If true, servers drop received packets with changed server address.
-QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_drop_packets_with_changed_server_address, true)
 // If true, set burst token to 2 in cwnd bootstrapping experiment.
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_conservative_bursts, false)
 // If true, stop resetting ideal_next_packet_send_time_ in pacing sender.