diff --git a/examples/readgpio_s3.py b/examples/readgpio_s3.py
index d5645cd..3adc911 100644
--- a/examples/readgpio_s3.py
+++ b/examples/readgpio_s3.py
@@ -67,7 +67,7 @@
             halt
 """
 
-binary = src_to_binary(source, cpu="esp32s2")  # cpu is esp32 or esp32s2
+binary = src_to_binary(source, cpu="esp32s3")  # cpu is esp32 or esp32s2
 
 load_addr, entry_addr = 0, 4