diff --git a/examples/wifi/iperf/sdkconfig.defaults b/examples/wifi/iperf/sdkconfig.defaults
index dabdb86d7d..3f9430a102 100644
--- a/examples/wifi/iperf/sdkconfig.defaults
+++ b/examples/wifi/iperf/sdkconfig.defaults
@@ -14,3 +14,7 @@ CONFIG_IPERF_REPORT_TASK_PRIORITY=24
 CONFIG_COMPILER_OPTIMIZATION_PERF=y
 
 CONFIG_PARTITION_TABLE_SINGLE_APP_LARGE=y
+
+# These two configurations disable the phy pll track feature, only used for experimental
+CONFIG_ESP_PHY_DEBUG=y
+CONFIG_ESP_PHY_DISABLE_PLL_TRACK=y