--- a/WeakArray.st	Fri Nov 04 16:21:41 2016 +0100
+++ b/WeakArray.st	Fri Nov 04 16:22:00 2016 +0100
@@ -253,7 +253,7 @@
 at:index
     "return the indexed instance variable with index, anInteger.
      Reimplemented here for IGC readBarrier.
-     (You dont have to understand this.)"
+     (You don't have to understand this.)"
 
     ^ self basicAt:index
 
@@ -264,7 +264,7 @@
     "return the indexed instance variable with index, anInteger,
      or exceptionValue if the index is invalid.
      Reimplemented here for IGC readBarrier.
-     (You dont have to understand this.)"
+     (You don't have to understand this.)"
 
     (index < 0 or:[index > self size]) ifTrue:[^ exceptionValue].
     ^ self at:index