diff --git a/apps/cory/index.json b/apps/cory/index.json
index 06beaaeb..b3b94b55 100644
--- a/apps/cory/index.json
+++ b/apps/cory/index.json
@@ -1 +1 @@
-{"type":"tildefriends-app","files":{"app.js":"&MctA7OZPTgdTZnlSwKMJTYjZg+S8blg4VdO/njxN0QU=.sha256","index.html":"&eY9aBHpnmbMTXXnbzv9gxxXvJp8O5NpcqulQxdnsW/s=.sha256","vue-material.js":"&K5cdLqXYCENPak/TCINHQhyJhpS4G9DlZHGwoh/LF2g=.sha256","tf-user.js":"&DdJwZYEo7AqFyutYMvEjykoVXxdHVog0UXye6Sbo0TU=.sha256","tf-message.js":"&3dPiSNYjoJE3zn1oTT1SBhbvkW9MHr7ZUDxUJiBI1Ss=.sha256","tf.js":"&7hS4IikdZdlZDiMlZ1UK9Wf6rdOwceevKGPBRlhDZ68=.sha256","commonmark.min.js":"&EP0OeR9zyLwZannz+0ga4s9AGES2RLvvIIQYHqqV6+k=.sha256","vue.js":"&g1wvA+yHl1sVC+eufTsg9If7ZeVyMTBU+h0tks7ZNzE=.sha256","vue-material-theme-default-dark.css":"&RP2nr+2CR18BpHHw5ST9a5GJUCOG9n0G2kuGkcQioWE=.sha256","vue-material.min.css":"&kGbUM2QgFSyHZRzqQb0b+0S3EVIlZ0AXpdiAVjIhou8=.sha256","roboto.css":"&jJv43Om673mQO5JK0jj7714s5E+5Yrf82H6LcDx7wUs=.sha256","material-icons.css":"&a28PdcVvgq/DxyIvJAx/e+ZOEtOuHnr3kjLWKyzH11M=.sha256","tf-shared.js":"&Vi9pHWY2Dh6+cJlX0lLa4gxrC7VlkeWaU0fQidwzaQ0=.sha256"}}
\ No newline at end of file
+{"type":"tildefriends-app","files":{"app.js":"&MctA7OZPTgdTZnlSwKMJTYjZg+S8blg4VdO/njxN0QU=.sha256","index.html":"&eY9aBHpnmbMTXXnbzv9gxxXvJp8O5NpcqulQxdnsW/s=.sha256","vue-material.js":"&K5cdLqXYCENPak/TCINHQhyJhpS4G9DlZHGwoh/LF2g=.sha256","tf-user.js":"&DdJwZYEo7AqFyutYMvEjykoVXxdHVog0UXye6Sbo0TU=.sha256","tf-message.js":"&3dPiSNYjoJE3zn1oTT1SBhbvkW9MHr7ZUDxUJiBI1Ss=.sha256","tf.js":"&7hS4IikdZdlZDiMlZ1UK9Wf6rdOwceevKGPBRlhDZ68=.sha256","commonmark.min.js":"&EP0OeR9zyLwZannz+0ga4s9AGES2RLvvIIQYHqqV6+k=.sha256","vue.js":"&g1wvA+yHl1sVC+eufTsg9If7ZeVyMTBU+h0tks7ZNzE=.sha256","vue-material-theme-default-dark.css":"&RP2nr+2CR18BpHHw5ST9a5GJUCOG9n0G2kuGkcQioWE=.sha256","vue-material.min.css":"&kGbUM2QgFSyHZRzqQb0b+0S3EVIlZ0AXpdiAVjIhou8=.sha256","roboto.css":"&jJv43Om673mQO5JK0jj7714s5E+5Yrf82H6LcDx7wUs=.sha256","material-icons.css":"&a28PdcVvgq/DxyIvJAx/e+ZOEtOuHnr3kjLWKyzH11M=.sha256","tf-shared.js":"&+qPP3g4CAUlkt8K4iBCZ+F5Fy6N7fu6MggvSVss2juE=.sha256"}}
\ No newline at end of file
diff --git a/apps/cory/index/tf-shared.js b/apps/cory/index/tf-shared.js
index 801c1a78..7c7f1212 100644
--- a/apps/cory/index/tf-shared.js
+++ b/apps/cory/index/tf-shared.js
@@ -3,7 +3,7 @@
 function markdown(md) {
 	var reader = new commonmark.Parser({safe: true});
 	var writer = new commonmark.HtmlRenderer();
-	var parsed = reader.parse(md);
+	var parsed = reader.parse(md || '');
 	var walker = parsed.walker();
 	var event, node;
 	while ((event = walker.next())) {
@@ -12,6 +12,9 @@ function markdown(md) {
 			if (node.destination.startsWith('@') &&
 				node.destination.endsWith('.ed25519')) {
 				node.destination = '#' + node.destination;
+			} else if (node.destination.startsWith('%') &&
+				node.destination.endsWith('.sha256')) {
+				node.destination = '#' + node.destination;
 			}
 		}
 	}