diff --git a/simulator/static/credits.html b/simulator/static/credits.html
index 95cd2d5..79b4646 100644
--- a/simulator/static/credits.html
+++ b/simulator/static/credits.html
@@ -13,29 +13,12 @@
       <p><a href="index.html" class="back-link">← Back to the experience</a></p>
     </header>
 
-    <!-- Option D1: the altered work's own license + the "modified" statement that
-         CC BY / CC BY-SA attribution requires. -->
-    <section class="declaration">
-      <h2>About this work</h2>
-      <p>
-        The <em>Human Experience Filter</em> alters its source footage in real time
-        (overlays, an emotion/affect channel, and a WebGL “dream” shader), so every
-        frame you see is a <strong>derivative</strong> of the original clip.
-      </p>
-      <p>
-        This altered work is offered under
-        <a href="https://creativecommons.org/licenses/by-sa/4.0/" rel="license">Creative
-        Commons Attribution-ShareAlike 4.0 (CC BY-SA 4.0)</a>. The original sources it
-        builds on are credited below. This is a non-commercial art installation.
-      </p>
-    </section>
-
     <section>
       <h2>Footage</h2>
       <p class="note">
         Original video sources and their licenses. Public-domain (US-government) and
         CC0 clips need no attribution; the names below for CC BY / CC BY-SA clips are
-        required credit. All footage is altered as described above.
+        required credit. All footage is altered in real time in the experience.
       </p>
       <div id="video-credits" class="credits-list">
         <p class="loading">Loading credits…</p>
diff --git a/simulator/unit/credits.test.js b/simulator/unit/credits.test.js
index 9d9cf9e..232bc5a 100644
--- a/simulator/unit/credits.test.js
+++ b/simulator/unit/credits.test.js
@@ -55,8 +55,10 @@ test("credits.html wires config.js + credits.js, the attributions container, and
   assert.match(html, /href="index\.html"/);           // back into the experience
 });
 
-test("credits.html carries the CC BY-SA derivative declaration (Option D1)", () => {
+test("credits.html notes footage is altered; the work-license declaration lives on the About page", () => {
   const html = fs.readFileSync(path.join(__dirname, "../static/credits.html"), "utf8");
-  assert.match(html, /CC BY-SA 4\.0/);                 // the altered work's own license
-  assert.match(html, /altered/i);                      // states the footage is modified
+  assert.match(html, /altered/i);                      // modification indicated alongside the attributions
+  // The CC BY-SA work-license declaration ("About this work") moved off the credits
+  // page onto the About page — it must NOT be duplicated here.
+  assert.doesNotMatch(html, /CC BY-SA 4\.0/);
 });
diff --git a/tests/test_e2e_credits.py b/tests/test_e2e_credits.py
index fa97338..8756aec 100644
--- a/tests/test_e2e_credits.py
+++ b/tests/test_e2e_credits.py
@@ -68,7 +68,9 @@ def test_credits_page_lists_video_attributions(browser_page):
     body = page.inner_text("body")
     assert "NASA, ESA, CSA, STScI" in body
     assert "Joe Mabel" in body          # a CC BY-SA clip's required author credit
-    assert "CC BY-SA 4.0" in body       # the Option-D1 derivative declaration
+    # The CC BY-SA work-license declaration ("About this work") moved to the About
+    # page — it is intentionally no longer on the credits page.
+    assert "CC BY-SA 4.0" not in body
 
 
 def test_experience_links_to_credits(browser_page):