diff --git a/target/copper/init.c b/target/copper/init.c
index 2c812c7..7e9f2c6 100644
--- a/target/copper/init.c
+++ b/target/copper/init.c
@@ -52,7 +52,9 @@
 
 void target_early_init(void)
 {
+#if WITH_DEBUG_UART
 	uart_dm_init(0, 0, BLSP1_UART0_BASE);
+#endif
 }
 
 void target_init(void)