diff --git a/examples/peripherals/adc/oneshot_read/main/oneshot_read_main.c b/examples/peripherals/adc/oneshot_read/main/oneshot_read_main.c
index ba51131c86..5990a7e3ee 100644
--- a/examples/peripherals/adc/oneshot_read/main/oneshot_read_main.c
+++ b/examples/peripherals/adc/oneshot_read/main/oneshot_read_main.c
@@ -38,11 +38,7 @@ const static char *TAG = "EXAMPLE";
 
 #if EXAMPLE_USE_ADC2
 //ADC2 Channels
-#if CONFIG_IDF_TARGET_ESP32
 #define EXAMPLE_ADC2_CHAN0          ADC_CHANNEL_0
-#else
-#define EXAMPLE_ADC2_CHAN0          ADC_CHANNEL_0
-#endif
 #endif  //#if EXAMPLE_USE_ADC2
 
 #define EXAMPLE_ADC_ATTEN           ADC_ATTEN_DB_12