diff --git a/components/hal/esp32c6/include/hal/uart_ll.h b/components/hal/esp32c6/include/hal/uart_ll.h
index 543ebfcbda..20f9729049 100644
--- a/components/hal/esp32c6/include/hal/uart_ll.h
+++ b/components/hal/esp32c6/include/hal/uart_ll.h
@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -76,7 +76,7 @@ typedef enum {
     UART_INTR_RS485_FRM_ERR    = (0x1 << 16),
     UART_INTR_RS485_CLASH      = (0x1 << 17),
     UART_INTR_CMD_CHAR_DET     = (0x1 << 18),
-    // UART_INTR_WAKEUP           = (0x1 << 19),  // TODO: Test UART wakeup while supporting sleep
+    UART_INTR_WAKEUP           = (0x1 << 19),
 } uart_intr_t;
 
 /**
diff --git a/examples/system/.build-test-rules.yml b/examples/system/.build-test-rules.yml
index aa81500849..4abd784874 100644
--- a/examples/system/.build-test-rules.yml
+++ b/examples/system/.build-test-rules.yml
@@ -106,7 +106,7 @@ examples/system/ipc/ipc_isr:
 
 examples/system/light_sleep:
   disable:
-    - if: IDF_TARGET in ["esp32c2", "esp32c6", "esp32h2"]
+    - if: IDF_TARGET in ["esp32c2", "esp32h2"]
       temporary: true
       reason: target(s) not supported yet
 
diff --git a/examples/system/light_sleep/README.md b/examples/system/light_sleep/README.md
index 70ada8ab88..2a7c44ffb9 100644
--- a/examples/system/light_sleep/README.md
+++ b/examples/system/light_sleep/README.md
@@ -1,5 +1,5 @@
-| Supported Targets | ESP32 | ESP32-C3 | ESP32-S2 | ESP32-S3 |
-| ----------------- | ----- | -------- | -------- | -------- |
+| Supported Targets | ESP32 | ESP32-C3 | ESP32-C6 | ESP32-S2 | ESP32-S3 |
+| ----------------- | ----- | -------- | -------- | -------- | -------- |
 
 # Light Sleep Example
 
diff --git a/examples/system/light_sleep/main/gpio_wakeup.c b/examples/system/light_sleep/main/gpio_wakeup.c
index d17d836029..d60ec0e380 100644
--- a/examples/system/light_sleep/main/gpio_wakeup.c
+++ b/examples/system/light_sleep/main/gpio_wakeup.c
@@ -12,7 +12,8 @@
 /* Most development boards have "boot" button attached to GPIO0.
  * You can also change this to another pin.
  */
-#if CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32H4
+#if CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32H4 \
+    || CONFIG_IDF_TARGET_ESP32C6
 #define BOOT_BUTTON_NUM         9
 #else
 #define BOOT_BUTTON_NUM         0
diff --git a/examples/system/light_sleep/pytest_light_sleep.py b/examples/system/light_sleep/pytest_light_sleep.py
index 4b0fc8c9a7..827aab61e4 100644
--- a/examples/system/light_sleep/pytest_light_sleep.py
+++ b/examples/system/light_sleep/pytest_light_sleep.py
@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
 # SPDX-License-Identifier: CC0-1.0
 
 import logging
@@ -13,6 +13,7 @@ from pytest_embedded import Dut
 @pytest.mark.esp32s2
 @pytest.mark.esp32s3
 @pytest.mark.esp32c3
+@pytest.mark.esp32c6
 @pytest.mark.generic
 def test_light_sleep(dut: Dut) -> None: