diff --git a/ACE/ace/Malloc_T.h b/ACE/ace/Malloc_T.h
index 5ffb647ab2d0e..cec76b7a2f653 100755
--- a/ACE/ace/Malloc_T.h
+++ b/ACE/ace/Malloc_T.h
@@ -404,7 +404,7 @@ class ACE_Cascaded_Multi_Size_Based_Allocator : public ACE_Allocator
   ACE_LOCK& mutex ();
 
 private:
-  /// Chunk control header type
+  /// Chunk control header type.
   typedef ACE_UINT8 comb_chunk_header_type;
 
   /// Synchronization variable for API.