diff --git a/include/tabby/avr/uart.h b/include/tabby/avr/uart.h
index 0db78ba..137ed88 100644
--- a/include/tabby/avr/uart.h
+++ b/include/tabby/avr/uart.h
@@ -3,7 +3,7 @@
 
 #include <stdio.h>
 
-#define TABBY_AVR_UART_BAUD 57600
+#define TABBY_AVR_UART_BAUD 38400
 
 void uart_init();
 
diff --git a/include/tabby/link.h b/include/tabby/link.h
index 31497b8..6138501 100644
--- a/include/tabby/link.h
+++ b/include/tabby/link.h
@@ -1,7 +1,7 @@
 #ifndef _TABBY_LINK_H
 #define _TABBY_LINK_H
 
-#define TABBY_LINK_BAUD B57600
+#define TABBY_LINK_BAUD B38400
 
 int tabby_link_open(const char *dev);