diff --git a/.lycheeignore b/.lycheeignore
index b11149f..3977266 100644
--- a/.lycheeignore
+++ b/.lycheeignore
@@ -14,3 +14,6 @@ https://github.com/OWASP/DecodeBox/security/advisories/new
 
 # Anchors generated by the OWASP Jekyll site theme, outside our control.
 https://groups.google.com/a/owasp.com/
+# GitHub upload links (the README demo video) answer 404 to anonymous requests;
+# GitHub signs them when it renders the page.
+^https://github\.com/user-attachments/
diff --git a/.spellcheck.yaml b/.spellcheck.yaml
index bb8317a..504d725 100644
--- a/.spellcheck.yaml
+++ b/.spellcheck.yaml
@@ -14,6 +14,8 @@ matrix:
           ignores:
             - code
             - pre
+            # Uploaded media (the README demo video) has a random id that is not words.
+            - 'a[href^="https://github.com/user-attachments/"]'
     sources:
       - '**/*.md|!node_modules/**|!dist/**'
     default_encoding: utf-8
diff --git a/README.md b/README.md
index 27884a2..7cda9e3 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 
 **Encode. Decode. Identify.** Smart decoding for any data.
 
-[![DecodeBox auto-decoding a layered payload](docs/screenshot.png)](https://owasp.github.io/DecodeBox/)
+<https://github.com/user-attachments/assets/93eb8f92-7e93-4324-8d94-73d7040379f0>
 
 ---
 
diff --git a/docs/screenshot.png b/docs/screenshot.png
deleted file mode 100644
index 6c4c775..0000000
Binary files a/docs/screenshot.png and /dev/null differ