diff --git a/mqtt-io/requirements.txt b/mqtt-io/requirements.txt
index c440d81..a1ab697 100644
--- a/mqtt-io/requirements.txt
+++ b/mqtt-io/requirements.txt
@@ -1,5 +1,5 @@
 adafruit-circuitpython-ads1x15==2.2.19
-adafruit-circuitpython-ahtx0==1.0.21
+adafruit-circuitpython-ahtx0==1.0.22
 adafruit-circuitpython-mcp230xx==2.5.13
 Adafruit-MCP3008==1.0.2
 bme680==1.1.1