diff --git a/components/driver/adc_common.c b/components/driver/adc_common.c
index 49de26316f..93dbb2f4f6 100644
--- a/components/driver/adc_common.c
+++ b/components/driver/adc_common.c
@@ -22,6 +22,7 @@
 #include "hal/adc_hal.h"
 #include "hal/adc_hal_conf.h"
 #include "esp_private/sar_periph_ctrl.h"
+#include "esp_private/esp_sleep_internal.h"
 
 #if SOC_DAC_SUPPORTED
 #include "driver/dac.h"
@@ -437,6 +438,8 @@ void adc1_ulp_enable(void)
     adc_ll_amp_disable();
 #endif
     SARADC1_EXIT();
+
+    esp_sleep_enable_adc_tsens_monitor(true);
 }
 #endif
 
diff --git a/examples/system/deep_sleep_wake_stub/example_test.py b/examples/system/deep_sleep_wake_stub/example_test.py
index 8e54fdc2bb..29dc01b116 100644
--- a/examples/system/deep_sleep_wake_stub/example_test.py
+++ b/examples/system/deep_sleep_wake_stub/example_test.py
@@ -21,7 +21,7 @@ def test_deep_sleep_wake_stub(env, extra_data):  # type: (tiny_test_fw.Env, typi
 
     start_sleep = time.time()
     print('Waiting for wakeup...')
-    dut.expect('wake stub: going to deep sleep')
+    dut.expect('wake stub: going to deep sleep', timeout=15)
 
     sleep_time = time.time() - start_sleep
     print('Host measured sleep time at {:.2f}s'.format(sleep_time))