diff --git a/applications/BearPi/BearPi-HM_Nano/sample/BUILD.gn b/applications/BearPi/BearPi-HM_Nano/sample/BUILD.gn
index 69d73a40f74fe63b4d633a3b308d38959840939e..c9fb324befafef06a76033f158794a7013ae0b5c 100755
--- a/applications/BearPi/BearPi-HM_Nano/sample/BUILD.gn
+++ b/applications/BearPi/BearPi-HM_Nano/sample/BUILD.gn
@@ -22,8 +22,8 @@ lite_component("app") {
         #"A5_kernel_semaphore:semaphore_example",
         #"A6_kernel_message:message_example",
 
-        #"B1_basic_led_blink:led_example",
-        "B2_basic_button:button_example",
+        "B1_basic_led_blink:led_example",
+        #"B2_basic_button:button_example",
         #"B3_basic_pwm_led:pwm_example",
         #"B4_basic_adc:adc_example",
         #"B5_basic_i2c_nfc:i2c_example",