diff --git a/tests/list b/tests/list
index 143fe2eaebd184924df7c11c3720dc0e7364ed22..1342d09b860b93b4f24168cf51c1104e190c72d9 100644
--- a/tests/list
+++ b/tests/list
@@ -84,6 +84,8 @@ mypaint.ora image/openraster
 # Copied from https://bugs.freedesktop.org/show_bug.cgi?id=19201#c3
 test.xhtml application/xhtml+xml
 test.xht application/xhtml+xml
+# Copied from https://gitlab.freedesktop.org/xdg/shared-mime-info/issues/98
+test-really-html-not-xhtml.html text/html oxx
 # Copied from http://cvs.fedoraproject.org/viewvc/comps/comps-f11.xml.in?revision=1.306
 test.xml.in application/xml x
 # Copied from http://bugs.freedesktop.org/show_bug.cgi?id=25581
diff --git a/tests/test-really-html-not-xhtml.html b/tests/test-really-html-not-xhtml.html
new file mode 100644
index 0000000000000000000000000000000000000000..ae1a7704d10b2ce9931cecc9c978bd493d608773
--- /dev/null
+++ b/tests/test-really-html-not-xhtml.html
@@ -0,0 +1,4 @@
+
+<!-- This is perfectly valid HTML, but malformed XHTML. Loading this file will result in errors when using xdg shared-mime-info 1.12, as is available in Fedora 30, for example. This is because this long comment at the start of the file stops mime-info magic from detecting that this is HTML instead of XHTML and XHTML is weighted higher for the .html extension. -->
+
+<p>Hello</p>