diff --git a/cpu/lpc1768/include/cpu.h b/cpu/lpc1768/include/cpu.h
index 5ae45a87f1..d4ac698de9 100644
--- a/cpu/lpc1768/include/cpu.h
+++ b/cpu/lpc1768/include/cpu.h
@@ -4,7 +4,7 @@
 /**
  * @defgroup    lpc1768 NXP LPC1768
  * @brief       NXP LPC1768 specific code
- * @ingroup		cpu
+ * @ingroup     cpu
  * @{
  */