diff --git a/setup.sh b/setup.sh
index 0f41d19..44a1e21 100755
--- a/setup.sh
+++ b/setup.sh
@@ -22,7 +22,7 @@
 arduino-cli lib install Regexp Dictionary
 arduino-cli lib install ArduinoJson
 #arduino-cli lib install WiFiMulti_Generic
-
+arduino-cli lib install "Adafruit SHT31 Library"
 
 ## You can find other libraries as follows.
 # arduino-cli lib search [keyword]