diff --git a/collects/mzlib/etc.ss b/collects/mzlib/etc.ss
index 45e013f..69e74d7 100644
--- a/collects/mzlib/etc.ss
+++ b/collects/mzlib/etc.ss
@@ -508,7 +508,6 @@
                   (hash-table-put! ht key val) ...
                   ht)))]
            [_else (raise-syntax-error 'hash-table "bad syntax" stx)]))]))
-    
 
   (define-syntax (begin-with-definitions stx)
     ;; Body can have mixed exprs and defns. Wrap expressions with
diff --git a/collects/mzlib/struct.ss b/collects/mzlib/struct.ss
index af0ac71..f055d2a 100644
--- a/collects/mzlib/struct.ss
+++ b/collects/mzlib/struct.ss
@@ -1,4 +1,6 @@
 
+;; by Jacob Matthews
+
 (module struct mzscheme
   (provide copy-struct)