diff --git a/boards/z1/board.c b/boards/z1/board.c
index 3a78d0a0b..a388bc08d 100644
--- a/boards/z1/board.c
+++ b/boards/z1/board.c
@@ -6,7 +6,8 @@
  *
  * This file is subject to the terms and conditions of the GNU Lesser General
  * Public License. See the file LICENSE in the top level directory for more
- * details. */
+ * details.
+ */
 
 /**
  * @ingroup     board_z1
diff --git a/cpu/arm_common/VIC.c b/cpu/arm_common/VIC.c
index 8d998b21a..8a66c3519 100644
--- a/cpu/arm_common/VIC.c
+++ b/cpu/arm_common/VIC.c
@@ -4,7 +4,6 @@
  * This file is subject to the terms and conditions of the GNU Lesser General
  * Public License. See the file LICENSE in the top level directory for more
  * details.
- *
  */
 
 #include "VIC.h"
diff --git a/drivers/cc110x/cc1100.c b/drivers/cc110x/cc1100.c
index a4a1b8ed0..9e9205f16 100644
--- a/drivers/cc110x/cc1100.c
+++ b/drivers/cc110x/cc1100.c
@@ -6,7 +6,6 @@
  * This file is subject to the terms and conditions of the GNU Lesser General
  * Public License. See the file LICENSE in the top level directory for more
  * details.
- *
  */
 
 /**
diff --git a/tests/pthread_barrier/main.c b/tests/pthread_barrier/main.c
index 7dc26ad8c..e6d447c01 100644
--- a/tests/pthread_barrier/main.c
+++ b/tests/pthread_barrier/main.c
@@ -1,22 +1,22 @@
 /*
-* Copyright (C) 2014 Freie Universität Berlin
-*
-* This file is subject to the terms and conditions of the GNU Lesser General
-* Public License. See the file LICENSE in the top level directory for more
-* details.
-*/
+ * Copyright (C) 2014 Freie Universität Berlin
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser General
+ * Public License. See the file LICENSE in the top level directory for more
+ * details.
+ */
 
 /**
-* @ingroup tests
-* @{
-*
-* @file
-* @brief pthread_barrier test
-*
-* @author René Kijewski <rene.kijewski@fu-berlin.de>
-*
-* @}
-*/
+ * @ingroup tests
+ * @{
+ *
+ * @file
+ * @brief pthread_barrier test
+ *
+ * @author René Kijewski <rene.kijewski@fu-berlin.de>
+ *
+ * @}
+ */
 
 #include <stdio.h>
 
diff --git a/tests/thread_cooperation/main.c b/tests/thread_cooperation/main.c
index 58bdb39bc..85e9d7242 100644
--- a/tests/thread_cooperation/main.c
+++ b/tests/thread_cooperation/main.c
@@ -1,22 +1,22 @@
 /*
-* Copyright (C) 2014 Hamburg University of Applied Sciences
-*
-* This file is subject to the terms and conditions of the GNU Lesser General
-* Public License. See the file LICENSE in the top level directory for more
-* details.
-*/
+ * Copyright (C) 2014 Hamburg University of Applied Sciences
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser General
+ * Public License. See the file LICENSE in the top level directory for more
+ * details.
+ */
 
 /**
-* @ingroup tests
-* @{
-*
-* @file
-* @brief riot thread test application
-*
-* @author Raphael Hiesgen <raphael.hiesgen@haw-hamburg.de>
-*
-* @}
-*/
+ * @ingroup tests
+ * @{
+ *
+ * @file
+ * @brief riot thread test application
+ *
+ * @author Raphael Hiesgen <raphael.hiesgen@haw-hamburg.de>
+ *
+ * @}
+ */
 
 #include <stdio.h>
 #include <inttypes.h>