diff --git a/driver/failover_handler.cc b/driver/failover_handler.cc
index 7ce68a836..e887c348f 100644
--- a/driver/failover_handler.cc
+++ b/driver/failover_handler.cc
@@ -75,8 +75,6 @@ const std::regex IPV6_COMPRESSED_PATTERN(
     R"#(^(([0-9A-Fa-f]{1,4}(:[0-9A-Fa-f]{1,4}){0,5})?)::(([0-9A-Fa-f]{1,4}(:[0-9A-Fa-f]{1,4}){0,5})?)$)#");
 
 const char* MYSQL_READONLY_QUERY = "SELECT @@innodb_read_only AS is_reader";
-
-const unsigned int MYSQL_PROXY_PORT = 8666;
 }  // namespace
 
 FAILOVER_HANDLER::FAILOVER_HANDLER(DBC* dbc, DataSource* ds)
@@ -371,11 +369,6 @@ bool FAILOVER_HANDLER::should_connect_to_new_writer(const char* host) {
     ds_set_wstrnattr(&ds->server, (SQLWCHAR*)writer_host_wstr.c_str(), writer_host_wstr.size());
     ds_set_strnattr(&ds->server8, (SQLCHAR*)writer_host.c_str(), writer_host.size());
 
-    // If we are updating to a proxied server, we need to also update the port to the proxy port.
-    if (writer_host.compare(writer_host.length() - 8, 8, ".proxied") == 0) {
-        ds->port = MYSQL_PROXY_PORT;
-    }
-
     return true;
 }
 
diff --git a/integration/base_failover_integration_test.cc b/integration/base_failover_integration_test.cc
index e1b1bf25e..8c5221941 100644
--- a/integration/base_failover_integration_test.cc
+++ b/integration/base_failover_integration_test.cc
@@ -486,6 +486,12 @@ class BaseFailoverIntegrationTest : public testing::Test {
   }
 
   void test_connection(const SQLHDBC dbc, const std::string& test_server, const int test_port) {
+    sprintf(reinterpret_cast<char*>(conn_in), "%sSERVER=%s;PORT=%d;", get_default_config().c_str(), test_server.c_str(), test_port);
+    EXPECT_EQ(SQL_SUCCESS, SQLDriverConnect(dbc, nullptr, conn_in, SQL_NTS, conn_out, MAX_NAME_LEN, &len, SQL_DRIVER_NOPROMPT));
+    EXPECT_EQ(SQL_SUCCESS, SQLDisconnect(dbc));
+  }
+
+  void test_connection_with_host_pattern(const SQLHDBC dbc, const std::string& test_server, const int test_port) {
     sprintf(reinterpret_cast<char*>(conn_in), "%sSERVER=%s;PORT=%d;", get_default_proxied_config().c_str(), test_server.c_str(), test_port);
     EXPECT_EQ(SQL_SUCCESS, SQLDriverConnect(dbc, nullptr, conn_in, SQL_NTS, conn_out, MAX_NAME_LEN, &len, SQL_DRIVER_NOPROMPT));
     EXPECT_EQ(SQL_SUCCESS, SQLDisconnect(dbc));
diff --git a/integration/network_failover_integration_test.cc b/integration/network_failover_integration_test.cc
index e9a7cde8c..f37f24b99 100644
--- a/integration/network_failover_integration_test.cc
+++ b/integration/network_failover_integration_test.cc
@@ -93,11 +93,11 @@ class NetworkFailoverIntegrationTest : public BaseFailoverIntegrationTest {
 
 TEST_F(NetworkFailoverIntegrationTest, connection_test) {
   test_connection(dbc, MYSQL_INSTANCE_1_URL, MYSQL_PORT);
-  test_connection(dbc, MYSQL_INSTANCE_1_URL + PROXIED_DOMAIN_NAME_SUFFIX, MYSQL_PROXY_PORT);
+  test_connection_with_host_pattern(dbc, MYSQL_INSTANCE_1_URL + PROXIED_DOMAIN_NAME_SUFFIX, MYSQL_PROXY_PORT);
   test_connection(dbc, MYSQL_CLUSTER_URL, MYSQL_PORT);
-  test_connection(dbc, MYSQL_CLUSTER_URL + PROXIED_DOMAIN_NAME_SUFFIX, MYSQL_PROXY_PORT);
+  test_connection_with_host_pattern(dbc, MYSQL_CLUSTER_URL + PROXIED_DOMAIN_NAME_SUFFIX, MYSQL_PROXY_PORT);
   test_connection(dbc, MYSQL_RO_CLUSTER_URL, MYSQL_PORT);
-  test_connection(dbc, MYSQL_RO_CLUSTER_URL + PROXIED_DOMAIN_NAME_SUFFIX, MYSQL_PROXY_PORT);
+  test_connection_with_host_pattern(dbc, MYSQL_RO_CLUSTER_URL + PROXIED_DOMAIN_NAME_SUFFIX, MYSQL_PROXY_PORT);
 }
 
 TEST_F(NetworkFailoverIntegrationTest, lost_connection_to_writer) {