diff --git a/setup.sh b/setup.sh
index 082cc3c..0f41d19 100755
--- a/setup.sh
+++ b/setup.sh
@@ -8,7 +8,7 @@
 arduino-cli core update-index --config-file arduino-cli.yaml
 
 # install core (board / platform)
-arduino-cli core install esp32:esp32
+arduino-cli core install esp32:esp32 --config-file arduino-cli.yaml
 
 # show the list of installed platforms
 arduino-cli core list