diff --git a/collects/mzlib/scribblings/common.ss b/collects/mzlib/scribblings/common.ss
index ea43dd7aa8..8b3301b158 100644
--- a/collects/mzlib/scribblings/common.ss
+++ b/collects/mzlib/scribblings/common.ss
@@ -2,11 +2,13 @@
 
 (require (for-syntax scheme/base)
          scribble/manual
-         (for-label mzscheme))
+         (for-label mzscheme
+		    (only-in scheme/base exn:fail exn:fail:unsupported exn:fail:contract)))
 
 (provide mzlib
          (all-from-out scribble/manual)
-         (for-label (all-from-out mzscheme)))
+         (for-label (all-from-out mzscheme)
+		    (all-from-out scheme/base)))
 
 (define-syntax (mzlib stx)
   (syntax-case stx ()
diff --git a/collects/mzscheme/mzscheme.scrbl b/collects/mzscheme/mzscheme.scrbl
index 5c7ba6e2cb..95e9c2d5fd 100644
--- a/collects/mzscheme/mzscheme.scrbl
+++ b/collects/mzscheme/mzscheme.scrbl
@@ -12,7 +12,8 @@
                               make-base-empty-namespace
                               make-hash make-hasheq make-weak-hash make-weak-hasheq
                               make-immutable-hash
-                              make-immutable-hasheq)))
+                              make-immutable-hasheq
+			      exn:fail exn:fail:contract)))
 
 @(define-syntax-rule (def-base base-define base-define-struct
                                base-if base-cond base-case base-top-interaction
@@ -50,7 +51,7 @@ The @schememodname[mzscheme] language provides nearly the same
 bindings as the @schememodname[mzscheme] module of PLT Scheme
 @|old-vers| and earlier.}
 
-Unlike old version, the @schememodname[mzscheme] language does not
+Unlike @|old-vers|, the @schememodname[mzscheme] language does not
 include @scheme[set-car!]  or @scheme[set-cdr!], and @scheme[cons]
 makes immutable pairs, as in @scheme[scheme/base]; those changes make
 modules built on @schememodname[mzscheme] reasonably compatible with