diff --git a/src/site.rkt b/src/site.rkt
index 0770cc5..755a096 100644
--- a/src/site.rkt
+++ b/src/site.rkt
@@ -152,6 +152,7 @@
                       dynamic-static-urlprefix))
                  (bootstrap-dynamic-urlprefix
                   dynamic-urlprefix)
+                 (bootstrap-page-scripts (list (static-resource-url "/index.js")))
                  (bootstrap-inline-js
                   (string-append (format "PkgSiteDynamicBaseUrl = '~a';" dynamic-urlprefix)
                                  (format "PkgSiteStaticBaseUrl = '~a';" static-urlprefix)
diff --git a/static/index.js b/static/index.js
new file mode 100644
index 0000000..c3993e2
--- /dev/null
+++ b/static/index.js
@@ -0,0 +1,13 @@
+"use strict";
+
+$(document).ready(function () {
+  // "Cool URLs Don't Break" - catch uses of fragment-based links to
+  // specific packages, and effectively redirect to the new-style
+  // specific package URL.
+  //
+  var oldstyle_link = document.location.hash.match(/#\[(.*)\]$/);
+  if (oldstyle_link) {
+    var linked_package = oldstyle_link[1];
+    document.location = document.location.pathname + 'package/' + linked_package;
+  }
+});