diff --git a/src/main/target/REVO/target.h b/src/main/target/REVO/target.h
index 979ca7fc01..26d4d6292a 100644
--- a/src/main/target/REVO/target.h
+++ b/src/main/target/REVO/target.h
@@ -192,6 +192,12 @@
 #define UART3_RX_PIN            PB11
 #define UART3_TX_PIN            PB10
 
+#if defined(REVOLT)
+#define USE_UART4
+#define UART4_RX_PIN            PA1
+#define UART4_TX_PIN            PA0
+#endif // REVOLT
+
 #define USE_UART6
 #define UART6_RX_PIN            PC7
 #define UART6_TX_PIN            PC6