diff --git a/.github/workflows/arduino_test_runner.yml b/.github/workflows/arduino_test_runner.yml
index 7817401..a7d1685 100644
--- a/.github/workflows/arduino_test_runner.yml
+++ b/.github/workflows/arduino_test_runner.yml
@@ -24,7 +24,7 @@ jobs:
           arduino-cli core update-index
           arduino-cli core install arduino:avr
           arduino-cli core install arduino:sam
-          arduino-cli core install esp8266:esp8266
+          arduino-cli core install esp8266:esp8266   # Ensure we install the ESP8266 core properly
           arduino-cli core install adafruit:samd
 
       # Debugging Step 1: Check installed cores