diff --git a/include/gtimer/gtimer.h b/include/gtimer/gtimer.h
index 14de352f..06072c7c 100644
--- a/include/gtimer/gtimer.h
+++ b/include/gtimer/gtimer.h
@@ -68,13 +68,22 @@ extern "C" {
 #endif
 
 /**
- * @brief   Initialise a timer.
+ * @brief   Initialise a timer
  *
- * @param[in] pt 	pointer to a GTimer structure
+ * @param[in] pt 	Pointer to a GTimer structure
  *
  * @api
  */
-void gtimerInit(GTimer *pt);
+void gtimerInit(GTimer* pt);
+
+/**
+ * @brief	Deinitialise a timer
+ *
+ * @param[in] pt	Pointer to a GTimer structure
+ *
+ * @api
+ */
+void gtimerDeinit(GTimer* pt);
 
 /**
  * @brief   Set a timer going or alter its properties if it is already going.
diff --git a/src/gadc/gadc.c b/src/gadc/gadc.c
index 25d5f9bd..c9a4a31b 100644
--- a/src/gadc/gadc.c
+++ b/src/gadc/gadc.c
@@ -254,9 +254,9 @@ void _gadcDeinit(void)
 	// gadc_lld_deinit();
 	gfxSemDestroy(&gadcsem);
 	gfxMutexDestroy(&gadcmutex);
-	//gtimerDeinit(&LowSpeedGTimer);
+	gtimerDeinit(&LowSpeedGTimer);
 	#if GFX_USE_GEVENT
-		//gtimerDeinit(&HighSpeedGTimer);
+		gtimerDeinit(&HighSpeedGTimer);
 	#endif	
 }
 
diff --git a/src/gtimer/gtimer.c b/src/gtimer/gtimer.c
index 311176fa..3f772e39 100644
--- a/src/gtimer/gtimer.c
+++ b/src/gtimer/gtimer.c
@@ -130,10 +130,16 @@ void _gtimerDeinit(void)
 	gfxMutexDestroy(&mutex);
 }
 
-void gtimerInit(GTimer *pt) {
+void gtimerInit(GTimer* pt)
+{
 	pt->flags = 0;
 }
 
+void gtimerDeinit(GTimer* pt)
+{
+	(void)pt;
+}
+
 void gtimerStart(GTimer *pt, GTimerFunction fn, void *param, bool_t periodic, delaytime_t millisec) {
 	gfxMutexEnter(&mutex);