diff --git a/boards/iot-lab_M3/Makefile.include b/boards/iot-lab_M3/Makefile.include
index 68bbf59be2b32de0160703817637dc37eb067374..32ea80878143ad3b77b67b362e5e01c9145cda18 100644
--- a/boards/iot-lab_M3/Makefile.include
+++ b/boards/iot-lab_M3/Makefile.include
@@ -39,7 +39,7 @@ export LINKFLAGS += -T$(LINKERSCRIPT)
 export OFLAGS = -O ihex
 export FFLAGS = $(HEXFILE)
 export DEBUGGER_FLAGS = $(RIOTBOARD)/$(BOARD)/dist/gdb.conf $(ELFFILE)
-export TERMFLAGS = -p $(PORT)
+export TERMFLAGS = -p $(PORT) -b 500000
 
 # use the nano-specs of the NewLib when available
 ifeq ($(shell $(LINK) -specs=nano.specs -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
diff --git a/boards/iot-lab_M3/include/board.h b/boards/iot-lab_M3/include/board.h
index 8ef122345eb0c08096120953e7886ca9aa8704c4..70be469442308397f28b7ec962ad171cd281735e 100644
--- a/boards/iot-lab_M3/include/board.h
+++ b/boards/iot-lab_M3/include/board.h
@@ -43,7 +43,7 @@ extern "C" {
  * @{
  */
 #define STDIO               UART_0
-#define STDIO_BAUDRATE      (115200U)
+#define STDIO_BAUDRATE      (500000U)
 #define STDIO_RX_BUFSIZE    (64U)
 /** @} */