diff --git a/CI/build/arduino-cli.py b/CI/build/arduino-cli.py
index a6ba736330..4e57fe8946 100644
--- a/CI/build/arduino-cli.py
+++ b/CI/build/arduino-cli.py
@@ -237,7 +237,17 @@ def check_config():
     except subprocess.CalledProcessError as e:
         print(f"'{' '.join(e.cmd)}' failed with code: {e.returncode}!")
         print(e.stdout.decode("utf-8"))
-        quit(e.returncode)
+        # Ensure a configuration exists
+        try:
+            print("Try to create configuration file...")
+            output = subprocess.check_output(
+                [arduino_cli, "config", "init", "--additional-urls", stm32_url],
+                stderr=subprocess.STDOUT,
+            ).decode("utf-8")
+        except subprocess.CalledProcessError as e:
+            print(f"'{' '.join(e.cmd)}' failed with code: {e.returncode}!")
+            print(e.stdout.decode("utf-8"))
+            quit(e.returncode)
     else:
         if stm32_url not in output.decode("utf-8"):
             # Add it to the config