diff --git a/components/BalboaGL/__init__.py b/components/BalboaGL/__init__.py
index bb46c6f..b23bdac 100644
--- a/components/BalboaGL/__init__.py
+++ b/components/BalboaGL/__init__.py
@@ -65,7 +65,7 @@ def valid_uart(uart):
 
 @coroutine
 def to_code(config):
-    serial = "Serial"
+    serial = cg.global_ns.Serial1
     # HARDWARE_UART_TO_SERIAL[PLATFORM_ESP32][config[CONF_HARDWARE_UART]]
     var = cg.new_Pvariable(config[CONF_ID], cg.RawExpression(f"&{serial}"))