diff --git a/filters/html-converters/txt2html b/filters/html-converters/txt2html
index a795995..495eece 100755
--- a/filters/html-converters/txt2html
+++ b/filters/html-converters/txt2html
@@ -1,4 +1,4 @@
 #!/bin/sh
 echo "<pre>"
-cat
+sed "s|&|\\&amp;|g;s|'|\\&apos;|g;s|\"|\\&quot;|g;s|<|\\&lt;|g;s|>|\\&gt;|g"
 echo "</pre>"