diff --git a/src/buzzer/buzzer.h b/src/buzzer/buzzer.h
index e3eb6172..442898ae 100644
--- a/src/buzzer/buzzer.h
+++ b/src/buzzer/buzzer.h
@@ -39,7 +39,7 @@ namespace upm {
 /**
  * @brief Buzzer library
  * @defgroup buzzer libupm-buzzer
- * @ingroup seeed pwm sound
+ * @ingroup seeed pwm sound gsk
  */
 
 /**
@@ -49,6 +49,7 @@ namespace upm {
  * @type sound
  * @man seeed
  * @con pwm
+ * @kit gsk
  *
  * @brief C++ API for Buzzer component
  *
diff --git a/src/mic/mic.h b/src/mic/mic.h
index 12d726df..44be2727 100644
--- a/src/mic/mic.h
+++ b/src/mic/mic.h
@@ -38,7 +38,7 @@ namespace upm {
 /**
  * @brief Analog Microphone library
  * @defgroup mic libupm-mic
- * @ingroup seeed pwm sound
+ * @ingroup seeed pwm sound gsk
  */
 /**
  * @library mic
@@ -48,6 +48,7 @@ namespace upm {
  * @man seeed
  * @web http://www.seeedstudio.com/wiki/Grove_-_Sound_Sensors
  * @con pwm
+ * @kit gsk
  *
  * @brief C++ API for Microphone
  *
diff --git a/src/servo/servo.h b/src/servo/servo.h
index 6199de2f..cfa3bb51 100644
--- a/src/servo/servo.h
+++ b/src/servo/servo.h
@@ -45,7 +45,7 @@ namespace upm {
  * the maximum period.
  *
  * @defgroup servo libupm-servo
- * @ingroup seeed emax pwm servos
+ * @ingroup seeed emax pwm servos gsk
  */
 class Servo {
     public: