diff --git a/collects/scribble/sigplan.ss b/collects/scribble/sigplan.ss
index 4f453f4718..4da3af5f4d 100644
--- a/collects/scribble/sigplan.ss
+++ b/collects/scribble/sigplan.ss
@@ -7,7 +7,7 @@
          scribble/latex-properties
          (for-syntax scheme/base))
 
-(provide preprint
+(provide preprint 10pt
          abstract include-abstract
          authorinfo
          conferenceinfo copyrightyear copyrightdata
@@ -17,6 +17,10 @@
   (raise-syntax-error #f
                       "option must appear on the same line as `#lang scribble/sigplan'"
                       stx))
+(define-syntax (10pt stx)
+  (raise-syntax-error #f
+                      "option must appear on the same line as `#lang scribble/sigplan'"
+                      stx))
 
 (define sigplan-extras
   (let ([abs (lambda (s)
diff --git a/collects/scribble/sigplan/lang.ss b/collects/scribble/sigplan/lang.ss
index cdaaa287c1..56a872b93a 100644
--- a/collects/scribble/sigplan/lang.ss
+++ b/collects/scribble/sigplan/lang.ss
@@ -12,26 +12,42 @@
          (rename-out [module-begin #%module-begin]))
 
 (define-syntax (module-begin stx)
-  (syntax-case* stx (preprint) (lambda (a b) (eq? (syntax-e a) (syntax-e b)))
-    [(_ id ws . body)
-     ;; Skip intraline whitespace to find options:
-     (and (string? (syntax-e #'ws))
-          (regexp-match? #rx"^ *$" (syntax-e #'ws)))
-     #'(module-begin id . body)]
-    [(_ id preprint . body)
-     #'(#%module-begin id (post-process #t) () . body)]
+  (syntax-case stx ()
     [(_ id . body)
-     #'(#%module-begin id (post-process #f) () . body)]))
+     (printf "body: ~s\n" #'body)
+     (let ([preprint? #f]
+           [10pt? #f])
+       (let loop ([stuff #'body])
+         (syntax-case* stuff (preprint 10pt) (lambda (a b) (eq? (syntax-e a) (syntax-e b)))
+           [(ws . body)
+            ;; Skip intraline whitespace to find options:
+            (and (string? (syntax-e #'ws))
+                 (regexp-match? #rx"^ *$" (syntax-e #'ws)))
+            (loop #'body)]
+           [(preprint . body)
+            (set! preprint? #t)
+            (loop #'body)]
+           [(10pt . body)
+            (set! 10pt? #t)
+            (loop #'body)]
+           [body
+            #`(#%module-begin id (post-process #,preprint? #,10pt?) () . body)])))]))
 
-(define ((post-process preprint?) doc)
-  (add-sigplan-styles 
-   (add-defaults doc
-                 (string->bytes/utf-8
-                  (format "\\documentclass~a{sigplanconf}\n\\usepackage{times}\n\\usepackage{qcourier}\n"
-                          (if preprint? "[preprint]" "")))
-                 (scribble-file "sigplan/style.tex")
-                 (list (scribble-file "sigplan/sigplanconf.cls"))
-                 #f)))
+(define ((post-process preprint? 10pt?) doc)
+  (let ([options 
+         (cond
+           [(and preprint? 10pt?) "[preprint, 10pt]"]
+           [preprint? "[preprint]"]
+           [10pt? "[10pt]"]
+           [else ""])])
+    (add-sigplan-styles 
+     (add-defaults doc
+                   (string->bytes/utf-8
+                    (format "\\documentclass~a{sigplanconf}\n\\usepackage{times}\n\\usepackage{qcourier}\n"
+                            options))
+                   (scribble-file "sigplan/style.tex")
+                   (list (scribble-file "sigplan/sigplanconf.cls"))
+                   #f))))
 
 (define (add-sigplan-styles doc)
   ;; Ensure that "sigplan.tex" is used, since "style.tex"
diff --git a/collects/scribblings/scribble/sigplan.scrbl b/collects/scribblings/scribble/sigplan.scrbl
index 2867b8bddb..d9fe6c90b4 100644
--- a/collects/scribblings/scribble/sigplan.scrbl
+++ b/collects/scribblings/scribble/sigplan.scrbl
@@ -19,6 +19,20 @@ same line as @hash-lang[], with only whitespace between
   #lang scribble/sigplan @preprint
 }|}
 
+@defidform[10pt]{
+
+Enables the @tt{10pt} option. Use @scheme[10pt] only on the
+same line as @hash-lang[], with only whitespace between
+@schememodname[scribble/sigplan] and @scheme[10pt]:
+
+@verbatim[#:indent 2]|{
+  #lang scribble/sigplan @10pt
+}|
+
+The @scheme[10pt] and @scheme[preprint] options can be
+used together and may appear in any order.
+}
+
 
 @defproc[(abstract [pre-content pre-content?] ...) block?]{