diff --git a/scribble-lib/scribble/core.rkt b/scribble-lib/scribble/core.rkt
index 5e11043f..9bb87319 100644
--- a/scribble-lib/scribble/core.rkt
+++ b/scribble-lib/scribble/core.rkt
@@ -640,6 +640,7 @@
                         [(rarr) "->"]
                         [(lang) "<"]
                         [(rang) ">"]
+                        [(nbsp) "\xA0"]
                         [else (format "~s" c)])
                       op)])]
     [(op c renderer sec ri)