diff --git a/examples/htu21d_simpletest.py b/examples/htu21d_simpletest.py
index b11ac43..7bd0bec 100644
--- a/examples/htu21d_simpletest.py
+++ b/examples/htu21d_simpletest.py
@@ -7,6 +7,7 @@
 
 # Create sensor object, communicating over the board's default I2C bus
 i2c = board.I2C()  # uses board.SCL and board.SDA
+# i2c = board.STEMMA_I2C()  # For using the built-in STEMMA QT connector on a microcontroller
 sensor = HTU21D(i2c)