diff --git a/adafruit_pyportal/peripherals.py b/adafruit_pyportal/peripherals.py
index 88d49c5..eb8b297 100755
--- a/adafruit_pyportal/peripherals.py
+++ b/adafruit_pyportal/peripherals.py
@@ -27,7 +27,7 @@
 import gc
 import board
 from digitalio import DigitalInOut
-import pulseio
+import pwmio
 import audioio
 import audiocore
 import storage
@@ -79,11 +79,11 @@ def __init__(self, spi, display, splash_group, debug=False):
 
         try:
             if hasattr(board, "TFT_BACKLIGHT"):
-                self._backlight = pulseio.PWMOut(
+                self._backlight = pwmio.PWMOut(
                     board.TFT_BACKLIGHT
                 )  # pylint: disable=no-member
             elif hasattr(board, "TFT_LITE"):
-                self._backlight = pulseio.PWMOut(
+                self._backlight = pwmio.PWMOut(
                     board.TFT_LITE
                 )  # pylint: disable=no-member
         except ValueError: