diff --git a/CommandStation-EX.ino b/CommandStation-EX.ino
index 48ee1fe..fc92ef5 100644
--- a/CommandStation-EX.ino
+++ b/CommandStation-EX.ino
@@ -188,7 +188,7 @@ void setup()
   // Optionally a Timer number (1..4) may be passed to DCC::begin to override the default Timer1 used for the
   // waveform generation.  e.g.  DCC::begin(STANDARD_MOTOR_SHIELD,2); to use timer 2
 
-  DCC::begin(MOTOR_BOARD);
+  DCC::begin(MOTOR_SHIELD_TYPE);
 }
 
 void loop()
diff --git a/platformio.ini b/platformio.ini
index 0c91321..7160904 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -32,7 +32,7 @@ framework = arduino
 lib_deps = 
 	${env.lib_deps}
 	DIO2
-	mathertel/LiquidCrystal_PCF8574 @ ^1.2.0
+	mathertel/LiquidCrystal_PCF8574
 
 [env:mega328]
 platform = atmelavr
@@ -57,4 +57,4 @@ framework = arduino
 lib_deps = 
 	${env.lib_deps}
 	DIO2
-	mathertel/LiquidCrystal_PCF8574 @ ^1.2.0
+	mathertel/LiquidCrystal_PCF8574