diff --git a/drivers/saul/gpio_saul.c b/drivers/saul/gpio_saul.c
index 62217e7290..126912260f 100644
--- a/drivers/saul/gpio_saul.c
+++ b/drivers/saul/gpio_saul.c
@@ -6,7 +6,7 @@
  * directory for more details.
  */
 
-/*
+/**
  * @ingroup     drivers_saul
  * @{
  *
diff --git a/sys/shell/commands/sc_saul_reg.c b/sys/shell/commands/sc_saul_reg.c
index 90256054ab..cdab956a3f 100644
--- a/sys/shell/commands/sc_saul_reg.c
+++ b/sys/shell/commands/sc_saul_reg.c
@@ -7,7 +7,7 @@
  *
  */
 
-/*
+/**
  * @ingroup     sys_shell_commands
  * @{
  *