diff --git a/config/_default/config-local.toml b/config/_default/config-local.toml
index 4caff5a..c30381d 100644
--- a/config/_default/config-local.toml
+++ b/config/_default/config-local.toml
@@ -11,6 +11,7 @@ disableKinds = ["RSS", "sitemap"]
   title = "Pirate Care Syllabus"
   giturl = "http://localhost:3000/gitea/pirate-care-syllabus"
   home = "syllabus"
+  catalogprefix = "hyper://18f79903cb7ce4f1f3c05449418505a296bb2c4e851f7dc9444cf87ed45fb194/"
 
 [outputFormats]
     [outputFormats.js]
diff --git a/config/_default/config.toml b/config/_default/config.toml
index cd8b442..373bb24 100644
--- a/config/_default/config.toml
+++ b/config/_default/config.toml
@@ -11,6 +11,7 @@ disableKinds = ["RSS", "sitemap"]
   title = "Pirate Care Syllabus"
   giturl = "https://git.memoryoftheworld.org/PirateCare/Syllabus"
   home = "syllabus"
+  catalogprefix = "/library/"
 
 [outputFormats]
     [outputFormats.js]
diff --git a/themes/sandpoints/layouts/_default/_markup/render-image.html b/themes/sandpoints/layouts/_default/_markup/render-image.html
index 5521176..166813e 100644
--- a/themes/sandpoints/layouts/_default/_markup/render-image.html
+++ b/themes/sandpoints/layouts/_default/_markup/render-image.html
@@ -1,15 +1,16 @@
 {{- $text_link := .Text -}}
 {{- if strings.HasPrefix .Destination "bib:" -}}
     {{- $destination := (substr .Destination 4) -}}
-    {{- if index $.Page.Site.Data.books.piratecarecollection $destination -}}
-        {{- $b := index $.Page.Site.Data.books.piratecarecollection $destination -}}
+    {{- $c_prefix := .Page.Site.Params.catalogprefix | default "/library/" -}}
+    {{- if index $.Page.Site.Data.books.catalog $destination -}}
+        {{- $b := index $.Page.Site.Data.books.catalog $destination -}}
         {{- if not $text_link -}}
-<span>{{- delimit $b.authors ", " " & " -}}{{- with $b.pubdate -}}, {{- substr . 0 4}}{{- end -}}.<a href="/library/BROWSE_LIBRARY.html#/book/{{- $destination -}}"{{- with $b.title}} title="{{- . -}}"{{- end -}} target="_blank"><span class="sup">bib⁄</span><i>‘{{- $b.title -}}’</i></a>. {{- with $b.publisher -}}{{- . -}}.{{- end -}}</span>
+            <span>{{- delimit $b.authors ", " " & " -}}{{- with $b.pubdate -}}, {{- substr . 0 4}}{{- end -}}.<a href="{{- $c_prefix | safeURL -}}BROWSE_LIBRARY.html#/book/{{- $destination -}}"{{- with $b.title}} title="{{- . -}}"{{- end -}} target="_blank"><span class="sup">bib⁄</span><i>‘{{- $b.title -}}’</i></a>. {{- with $b.publisher -}}{{- . -}}.{{- end -}}</span>
         {{- else -}}
-            <a href="/library/BROWSE_LIBRARY.html#/book/{{- $destination -}}"{{- with $b.title}} title="{{- . -}}"{{- end -}} target="_blank">{{- $text_link -}}</a>
+            <a href="{{- $c_prefix | safeURL -}}BROWSE_LIBRARY.html#/book/{{- $destination -}}"{{- with $b.title}} title="{{- . -}}"{{- end -}} target="_blank">{{- $text_link -}}</a>
         {{- end -}}
     {{- else -}}
-            <a href="/library/BROWSE_LIBRARY.html#/book/{{- $destination -}}"{{- with .Title}} title="{{- . -}}"{{- end -}}>{{- $text_link -}}⦚<span class="text-xs font-bold p-1 bg-AuChico text-CoconutCream">bib:{{- $destination -}} not found</span></a>
+            <a href="{{- $c_prefix | safeURL -}}BROWSE_LIBRARY.html#/book/{{- $destination -}}"{{- with .Title}} title="{{- . -}}"{{- end -}}>{{- $text_link -}}⦚<span class="text-xs font-bold p-1 bg-AuChico text-CoconutCream">bib:{{- $destination -}} not found</span></a>
     {{- end -}}
 {{- else if strings.HasPrefix .Destination "session:" -}}
     {{- $s_destination := printf "/session/%s" (substr .Destination 8) -}}