diff --git a/source/_includes/links.md b/source/_includes/links.md
index 68319c107..4e9560006 100644
--- a/source/_includes/links.md
+++ b/source/_includes/links.md
@@ -178,7 +178,7 @@
 [org-ecma-encodeuricomponent]: https://tc39.es/ecma262/#sec-encodeuricomponent-uricomponent "encodeURIComponent"
 [org-ecma-decodeuricomponent]: https://tc39.es/ecma262/#sec-decodeuricomponent-encodeduricomponent "decodeURIComponent"
 [org-iana-uri-schemes]: http://www.iana.org/assignments/uri-schemes/uri-schemes.xhtml "IANA URI Schemes"
-[org-json-ld]: http://www.json-ld.org/ "JSON for Linking Data"
+[org-json-ld]: https://json-ld.org/ "JSON for Linking Data"
 [org-linked-data]: http://linkeddata.org/ "Linked Data"
 [org-mellon]: http://www.mellon.org/ "The Andrew W. Mellon Foundation"
 [org-mozilla-drag-drop]: https://developer.mozilla.org/en-US/docs/Web/API/HTML_Drag_and_Drop_API "HTML Drag and Drop API"
diff --git a/source/image/1.1/index.html b/source/image/1.1/index.html
index ae370fcbd..95de05280 100644
--- a/source/image/1.1/index.html
+++ b/source/image/1.1/index.html
@@ -740,7 +740,7 @@ <h2>
         <a href="http://library.stanford.edu/iiif/image-api/1.1/context.json" target="_blank" data-proofer-ignore>"http://library.stanford.edu/iiif/image-api/1.1/context.json"</a>
         for version 1.1 of the IIIF Image API.  This document
         allows the response to be interpreted as RDF, using the
-        <a href="http://www.json-ld.org/" target="_blank">JSON-LD</a> serialization.
+        <a href="https://json-ld.org/" target="_blank">JSON-LD</a> serialization.
       </td>
     </tr>
     <tr>
diff --git a/source/image/2.0/index.md b/source/image/2.0/index.md
index ed3e7f7a5..a45e1b1ce 100644
--- a/source/image/2.0/index.md
+++ b/source/image/2.0/index.md
@@ -782,7 +782,7 @@ Many thanks to  Ben Albritton, Matthieu Bonicel, Anatol Broder, Kevin Clarke, To
 [cors-spec]: http://www.w3.org/TR/cors/ "Cross-Origin Resource Sharing"
 [iiif-discuss]: mailto:iiif-discuss@googlegroups.com "Email Discussion List"
 [json-as-json-ld]: http://www.w3.org/TR/json-ld/#interpreting-json-as-json-ld "JSON-LD 1.0: 6.8 Interpreting JSON as JSON-LD"
-[json-ld-org]: http://www.json-ld.org/ "JSON for Linking Data"
+[json-ld-org]: https://json-ld.org/ "JSON for Linking Data"
 [json-ld-w3c]: http://www.w3.org/TR/json-ld/ "JSON-LD 1.0"
 [mellon]: http://www.mellon.org/ "The Andrew W. Mellon Foundation"
 [rfc-2617]: https://datatracker.ietf.org/doc/html/rfc2617 "HTTP Authentication: Basic and Digest Access Authentication"
diff --git a/source/image/2.1/index.md b/source/image/2.1/index.md
index 61124bec2..4039bb0a3 100644
--- a/source/image/2.1/index.md
+++ b/source/image/2.1/index.md
@@ -980,7 +980,7 @@ Many thanks to the members of the [IIIF][iiif-community] for their continuous en
 [cors-spec]: http://www.w3.org/TR/cors/ "Cross-Origin Resource Sharing"
 [iiif-discuss]: mailto:iiif-discuss@googlegroups.com "Email Discussion List"
 [json-as-json-ld]: http://www.w3.org/TR/json-ld/#interpreting-json-as-json-ld "JSON-LD 1.0: 6.8 Interpreting JSON as JSON-LD"
-[json-ld-org]: http://www.json-ld.org/ "JSON for Linking Data"
+[json-ld-org]: https://json-ld.org/ "JSON for Linking Data"
 [json-ld-w3c]: http://www.w3.org/TR/json-ld/ "JSON-LD 1.0"
 [mellon]: http://www.mellon.org/ "The Andrew W. Mellon Foundation"
 [rfc-2617]: https://datatracker.ietf.org/doc/html/rfc2617 "HTTP Authentication: Basic and Digest Access Authentication"