diff --git a/docs/src/interrupts.dox b/docs/src/interrupts.dox
index 8c61eaa6e..2a14bd6aa 100644
--- a/docs/src/interrupts.dox
+++ b/docs/src/interrupts.dox
@@ -12,7 +12,7 @@ CH_IRQ_HANDLER(myIRQ) {
   // IRQ handling code, preemptable if the architecture supports it.
   
   chSysLockI();
-  // Invocation of some I-Class system API, never preemptable.
+  // Invocation of some I-Class system APIs, never preemptable.
   chSysUnlockI().
   
   // More IRQ handling code, again preemptable.
diff --git a/src/include/ch.h b/src/include/ch.h
index 82766c786..6e86de81b 100644
--- a/src/include/ch.h
+++ b/src/include/ch.h
@@ -18,7 +18,7 @@
 */
 
 /**
- * @addtogroup Initialization
+ * @addtogroup Kernel
  * @{
  */