diff --git a/mumi/web/sxml.scm b/mumi/web/sxml.scm
index a3d1056..5d5a262 100644
--- a/mumi/web/sxml.scm
+++ b/mumi/web/sxml.scm
@@ -213,6 +213,7 @@
      (#\ϑ . "thetasym")
      (#\ϒ . "upsih")
      (#\ϖ . "piv")
+     (#\  . "nbsp")
      (#\  . "ensp")
      (#\  . "emsp")
      (#\  . "thinsp")

Generated by Ricardo Wurmus using scpaste at Mon Feb 5 23:33:59 2024. CET. (original)