diff --git a/requirements.txt b/requirements.txt
index 40fae09..9612530 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 
 viam-sdk==0.34.0
+RPi.GPIO==0.7.1
 adafruit-circuitpython-mcp230xx==2.5.15
 typing-extensions