diff --git a/code/espurna/main.cpp b/code/espurna/main.cpp
index 1221aba5..e6a16206 100644
--- a/code/espurna/main.cpp
+++ b/code/espurna/main.cpp
@@ -114,7 +114,9 @@ void setup() {
     settingsSetup();
 
     // Init hardware / software UART ports
-    uartSetup();
+    #if UART_SUPPORT
+        uartSetup();
+    #endif
 
     // Configure logger and crash recorder
     #if DEBUG_SUPPORT