diff --git a/components/esp_trace/Kconfig b/components/esp_trace/Kconfig
index 468bc35ff3e..7a0d8e3c2c8 100644
--- a/components/esp_trace/Kconfig
+++ b/components/esp_trace/Kconfig
@@ -76,12 +76,13 @@ menu "ESP Trace Configuration"
         config ESP_TRACE_USJ_TX_BUFFER_SIZE
             int "TX buffer size"
             default 2048
-            range 256 32768
+            range 2048 32768
             help
                 Size of the TX ring buffer for USB Serial JTAG trace transport.
                 Larger buffer allows more trace data to be queued before blocking.
 
-                Note: Buffer size must be a power of 2.
+                Note: Buffer size must be a power of 2. Minimum is 2048 since
+                smaller buffers overflow easily on the USJ transport.
 
     endmenu
 
diff --git a/examples/system/tracing/esp_trace_custom_library/sdkconfig.defaults b/examples/system/tracing/esp_trace_custom_library/sdkconfig.defaults
index f90dbb5d285..7d0d1656cfd 100644
--- a/examples/system/tracing/esp_trace_custom_library/sdkconfig.defaults
+++ b/examples/system/tracing/esp_trace_custom_library/sdkconfig.defaults
@@ -3,4 +3,4 @@ CONFIG_ESP_TRACE_LIB_EXTERNAL=y
 CONFIG_ESP_TRACE_TS_SOURCE_ESP_TIMER=y
 CONFIG_ESP_CONSOLE_SECONDARY_NONE=y
 CONFIG_ESP_TRACE_TRANSPORT_USB_SERIAL_JTAG=y
-CONFIG_ESP_TRACE_USJ_TX_BUFFER_SIZE=32768
+CONFIG_ESP_TRACE_USJ_TX_BUFFER_SIZE=16384
diff --git a/examples/system/tracing/sysview_tracing/sdkconfig.ci.sysview_usj b/examples/system/tracing/sysview_tracing/sdkconfig.ci.sysview_usj
index cafe4275e66..03e38b8478f 100644
--- a/examples/system/tracing/sysview_tracing/sdkconfig.ci.sysview_usj
+++ b/examples/system/tracing/sysview_tracing/sdkconfig.ci.sysview_usj
@@ -1,3 +1,4 @@
 CONFIG_ESP_CONSOLE_SECONDARY_NONE=y
 CONFIG_ESP_TRACE_TRANSPORT_USB_SERIAL_JTAG=y
 CONFIG_USE_CUSTOM_EVENT_ID=y
+CONFIG_ESP_TRACE_USJ_TX_BUFFER_SIZE=16384