diff --git a/pkgs/racket-doc/scribblings/reference/cont.scrbl b/pkgs/racket-doc/scribblings/reference/cont.scrbl
index e703d28d9f..1f59f51484 100644
--- a/pkgs/racket-doc/scribblings/reference/cont.scrbl
+++ b/pkgs/racket-doc/scribblings/reference/cont.scrbl
@@ -100,10 +100,11 @@ Creates a prompt tag that is not @racket[equal?] to the result of any
 other value (including prior or future results from
 @racket[make-continuation-prompt-tag]). The optional @racket[name]
 argument, if supplied, specifies the name of the prompt tag
-for printing or @racket[object-name].}
+for printing or @racket[object-name].
 
 @history[#:changed "7.9.0.13" @elem{The @racket[name] argument
           gives the name of the prompt tag.}]
+}
 
 @defproc[(default-continuation-prompt-tag) continuation-prompt-tag?]{
 
diff --git a/pkgs/racket-doc/scribblings/reference/contracts.scrbl b/pkgs/racket-doc/scribblings/reference/contracts.scrbl
index 7ec4e739e0..4913c0541c 100644
--- a/pkgs/racket-doc/scribblings/reference/contracts.scrbl
+++ b/pkgs/racket-doc/scribblings/reference/contracts.scrbl
@@ -469,7 +469,7 @@ If the @racket[eager] argument is @racket[#t], then immutable vectors are
 checked eagerly when @racket[c] is a @tech{flat contract}. If the
 @racket[eager] argument is a number @racket[n], then immutable vectors are checked
 eagerly when @racket[c] is a @tech{flat contract} and the length of the vector
-is less than or equal to @racket[n].}
+is less than or equal to @racket[n].
 
 When a higher-order @racket[vectorof] contract is applied to a vector, the result
 is not @racket[eq?] to the input.  The result will be a copy for immutable vectors
@@ -480,7 +480,7 @@ in which case the result is the original vector.
 @history[#:changed "6.3.0.5" @list{Changed flat vector contracts to not copy
            immutable vectors.}
          #:changed "6.7.0.3" @list{Added the @racket[#:eager] option.}]
-
+}
 
 @defproc[(vector-immutableof [c contract?]) contract?]{
 
diff --git a/pkgs/racket-doc/scribblings/reference/for.scrbl b/pkgs/racket-doc/scribblings/reference/for.scrbl
index c356375b78..73412c50d4 100644
--- a/pkgs/racket-doc/scribblings/reference/for.scrbl
+++ b/pkgs/racket-doc/scribblings/reference/for.scrbl
@@ -97,7 +97,6 @@ then it may be treated as if a sequence transformer such as
 @racket[in-list] was used, unless the @racket[seq-expr] has a true
 value for the @indexed-racket['for:no-implicit-optimization] syntax
 property; in most cases this improves performance.
-@history[#:changed "7.8.0.11" @elem{Added support for implicit optimization.}]}
 
 @examples[
 (for ([i '(1 2 3)]
@@ -128,7 +127,8 @@ property; in most cases this improves performance.
   (error "doesn't get here"))
 ]
 
-@history[#:changed "6.7.0.4" @elem{Added support for the optional second result.}]}
+@history[#:changed "6.7.0.4" @elem{Added support for the optional second result.}
+         #:changed "7.8.0.11" @elem{Added support for implicit optimization.}]}
 
 @defform[(for/list (for-clause ...) body-or-break ... body)]{ Iterates like
 @racket[for], but that the last expression in the @racket[body]s must