diff --git a/sys/arm/xilinx/uart_dev_cdnc.c b/sys/arm/xilinx/uart_dev_cdnc.c
index 50fbfd5c616..d9a01a6e7f7 100644
--- a/sys/arm/xilinx/uart_dev_cdnc.c
+++ b/sys/arm/xilinx/uart_dev_cdnc.c
@@ -326,7 +326,7 @@ cdnc_uart_term(struct uart_bas *bas)
 
 /*
  * Put a character of console output (so we do it here polling rather than
- * interrutp driven).
+ * interrupt driven).
  */
 static void
 cdnc_uart_putc(struct uart_bas *bas, int c)