diff --git a/scribble-lib/scribble/latex-render.rkt b/scribble-lib/scribble/latex-render.rkt
index bc6f66dc..289232ec 100644
--- a/scribble-lib/scribble/latex-render.rkt
+++ b/scribble-lib/scribble/latex-render.rkt
@@ -1135,6 +1135,7 @@
                             [(#\≐) "$\\doteq$"]
                             [(#\⌢) "$\\frown$"]
                             [(#\∈) "$\\in$"]
+                            [(#\∉) "$\\not\\in$"]
                             [(#\∋) "$\\ni$"]
                             [(#\∝) "$\\propto$"]
                             [(#\⊢) "$\\vdash$"]