diff --git a/xpcom/ds/nsDeque.cpp b/xpcom/ds/nsDeque.cpp
index 21848ab8645c..7a4d32006e92 100644
--- a/xpcom/ds/nsDeque.cpp
+++ b/xpcom/ds/nsDeque.cpp
@@ -350,7 +350,7 @@ nsDequeIterator nsDeque::End(void) const{
 }
 
 /**
- * Call this method when you wanto to iterate all the
+ * Call this method when you want to to iterate all the
  * members of the container, passing a functor along
  * to call your code.
  *
@@ -367,7 +367,7 @@ void nsDeque::ForEach(nsDequeFunctor& aFunctor) const{
 }
 
 /**
- * Call this method when you wanto to iterate all the
+ * Call this method when you want to to iterate all the
  * members of the container, passing a functor along
  * to call your code. Iteration continues until your
  * functor returns a non-null.
@@ -538,7 +538,7 @@ void* nsDequeIterator::GetCurrent(void) {
 }
 
 /**
- * Call this method when you wanto to iterate all the
+ * Call this method when you want to to iterate all the
  * members of the container, passing a functor along
  * to call your code.
  *
@@ -551,7 +551,7 @@ void nsDequeIterator::ForEach(nsDequeFunctor& aFunctor) const{
 }
 
 /**
- * Call this method when you wanto to iterate all the
+ * Call this method when you want to to iterate all the
  * members of the container, passing a functor along
  * to call your code.
  *
diff --git a/xpcom/ds/nsDeque.h b/xpcom/ds/nsDeque.h
index 9716ad2f0cf4..38d24801482d 100644
--- a/xpcom/ds/nsDeque.h
+++ b/xpcom/ds/nsDeque.h
@@ -205,7 +205,7 @@ friend class nsDequeIterator;
 
 
   /**
-   * Call this method when you wanto to iterate all the
+   * Call this method when you want to to iterate all the
    * members of the container, passing a functor along
    * to call your code.
    *
@@ -216,7 +216,7 @@ friend class nsDequeIterator;
   void ForEach(nsDequeFunctor& aFunctor) const;
 
   /**
-   * Call this method when you wanto to iterate all the
+   * Call this method when you want to to iterate all the
    * members of the container, passing a functor along
    * to call your code. This process will interupt if
    * your function returns a null to this iterator.
@@ -406,7 +406,7 @@ public:
   void* GetCurrent(void);
 
   /**
-   * Call this method when you wanto to iterate all the
+   * Call this method when you want to to iterate all the
    * members of the container, passing a functor along
    * to call your code.
    *
@@ -417,7 +417,7 @@ public:
   void ForEach(nsDequeFunctor& aFunctor) const;
   
   /**
-   * Call this method when you wanto to iterate all the
+   * Call this method when you want to to iterate all the
    * members of the container, passing a functor along
    * to call your code.
    *