diff --git a/cpu/arm/arm.txt b/cpu/arm/arm.txt
index 5ab586778..526486662 100644
--- a/cpu/arm/arm.txt
+++ b/cpu/arm/arm.txt
@@ -1,19 +1,19 @@
 /**
- * @defgroup cmsis CMSIS (Cortex Microcontroller Software Interface Standard)
- * @ingroup arm
+ * \defgroup cmsis CMSIS (Cortex Microcontroller Software Interface Standard)
+ * \ingroup arm
  */
 
 /**
- * @defgroup aducrf101 ADUCRF101
- * @ingroup arm
+ * \defgroup aducrf101 ADUCRF101
+ * \ingroup arm
  */
 
 /**
- * @defgroup at91sam7s AT91SAM7S
- * @ingroup arm
+ * \defgroup at91sam7s AT91SAM7S
+ * \ingroup arm
  */
 
 /**
- * @defgroup stm32f103 STM32F103
- * @ingroup arm
+ * \defgroup stm32f103 STM32F103
+ * \ingroup arm
  */
diff --git a/cpu/arm/common/CMSIS/core.txt b/cpu/arm/common/CMSIS/core.txt
index b9270e199..74ffadc95 100644
--- a/cpu/arm/common/CMSIS/core.txt
+++ b/cpu/arm/common/CMSIS/core.txt
@@ -1,50 +1,50 @@
 /**
- * @addtogroup  CMSIS_Core_FunctionInterface
- * @ingroup     cmsis
+ * \addtogroup  CMSIS_Core_FunctionInterface
+ * \ingroup     cmsis
  */
 
 /**
- * @addtogroup    CMSIS_core_register
- * @ingroup     cmsis
+ * \addtogroup    CMSIS_core_register
+ * \ingroup     cmsis
  */
 
 /**
- * @addtogroup    CMSIS_glob_defs
- * @ingroup     cmsis
+ * \addtogroup    CMSIS_glob_defs
+ * \ingroup     cmsis
  */
 
 /**
- * @addtogroup    CMSIS_MISRA_Exceptions
- * @ingroup     cmsis
+ * \addtogroup    CMSIS_MISRA_Exceptions
+ * \ingroup     cmsis
  */
 
 /**
- * @addtogroup    CMSIS_core_definitions
- * @ingroup     cmsis
+ * \addtogroup    CMSIS_core_definitions
+ * \ingroup     cmsis
  */
 
 /**
- * @addtogroup    CMSIS_SIMD_intrinsics
- * @ingroup     cmsis
+ * \addtogroup    CMSIS_SIMD_intrinsics
+ * \ingroup     cmsis
  */
 
 /**
- * @addtogroup    CMSIS_Core_InstructionInterface
- * @ingroup     cmsis
+ * \addtogroup    CMSIS_Core_InstructionInterface
+ * \ingroup     cmsis
  */
 
 /**
- * @defgroup Cortex_M0 Cortex-M0
- * @ingroup cmsis
+ * \defgroup Cortex_M0 Cortex-M0
+ * \ingroup cmsis
  */
 
 /**
- * @defgroup Cortex_M3 Cortex-M3
- * @ingroup cmsis
+ * \defgroup Cortex_M3 Cortex-M3
+ * \ingroup cmsis
  */
 
 /**
- * @defgroup Cortex_M4 Cortex-M4
- * @ingroup cmsis
+ * \defgroup Cortex_M4 Cortex-M4
+ * \ingroup cmsis
  */