diff --git a/src/routes/myResources.js b/src/routes/myResources.js
index 5579b2b3..fde2d229 100644
--- a/src/routes/myResources.js
+++ b/src/routes/myResources.js
@@ -490,12 +490,21 @@ router.post('/my-resources/:id/refine', async function (req, res) {
         'a URL to fill the gap: leave the References section as it is.';
     }
 
-    var illustration = sources.wantsImages
-      ? '\n\nAn illustration tool is available and the author has asked for illustration. ' +
-        resourceImages.guidance(instructions) + ' Schematic or anatomical teaching artwork only, ' +
-        'never a real patient. Returning the markdown is still required; a tool call is not a ' +
-        'substitute for it, and no image tag or URL goes into the markdown.'
-      : '';
+    // How a figure is asked for depends on which thing is being edited. A deck
+    // places figures by declaring them on a slide; markdown has nowhere to put
+    // one, so it uses the tool. Offering the tool while editing a deck queued a
+    // figure that no slide referenced — it was generated, paid for, recorded
+    // against the resource, and never appeared in the export.
+    var illustration = !sources.wantsImages ? ''
+      : existingDeck
+        ? '\n\nThe author has asked for illustration. Add "image_prompt" to the slides that ' +
+          'should carry a figure — schematic or anatomical teaching artwork only, never a real ' +
+          'patient — and keep the "image_job" value of any slide that already has one. ' +
+          resourceImages.guidance(instructions)
+        : '\n\nAn illustration tool is available and the author has asked for illustration. ' +
+          resourceImages.guidance(instructions) + ' Schematic or anatomical teaching artwork only, ' +
+          'never a real patient. Returning the markdown is still required; a tool call is not a ' +
+          'substitute for it, and no image tag or URL goes into the markdown.';
 
     // A presentation with a stored deck is edited as a deck. Editing its
     // markdown instead changed only the markdown: export renders from the deck,
@@ -520,12 +529,13 @@ router.post('/my-resources/:id/refine', async function (req, res) {
         '\n\nMARKDOWN:\n"""\n' + existing.markdown + '\n"""' }];
     // The reply restates the whole resource, so it needs room for one.
     var options = { model: await resolveModel(req.body.model), temperature: 0.2, maxTokens: 16000 };
-    var tools = sources.wantsImages ? resourceImages.tools : [];
+    // Deck mode declares its figures; only the markdown path needs the tool.
+    var tools = sources.wantsImages && !existingDeck ? resourceImages.tools : [];
     var callOptions = tools.length ? Object.assign({}, options, { tools: tools }) : options;
     if (tools.length && resourceImages.requestedCount(instructions)) callOptions.toolChoice = 'required';
 
     var ai = await callAI(messages, callOptions);
-    if (sources.wantsImages) {
+    if (sources.wantsImages && !existingDeck) {
       ai = await resourceImages.dispatch(ai, {
         owner: req.user.id, body: req.body, subject: subject, imageModel: sources.imageModel,
         messages: messages, options: options, callAI: callAI
@@ -545,6 +555,14 @@ router.post('/my-resources/:id/refine', async function (req, res) {
       revisedDeck.title = existingDeck.title;
       revisedDeck.subtitle = existingDeck.subtitle;
       revisedDeck.date = existingDeck.date;
+      // Draw whatever the revised deck asked for, the same way generating does,
+      // so each new figure belongs to the slide that wanted it.
+      if (sources.wantsImages) {
+        var drawn = await deckBuild.drawFigures(revisedDeck, {
+          owner: req.user.id, body: req.body, subject: subject, imageModel: sources.imageModel
+        });
+        ai = Object.assign({}, ai, { imageJobs: drawn.jobs, imageFailures: drawn.failures });
+      }
     }
 
     var revised = revisedDeck ? deckSchema.toMarkdown(revisedDeck)
diff --git a/test/my-resources.test.js b/test/my-resources.test.js
index da58bac8..361b5ce0 100644
--- a/test/my-resources.test.js
+++ b/test/my-resources.test.js
@@ -279,6 +279,21 @@ test('the library is bounded, searchable, and drives the modify picker', () => {
   assert.match(js, /library\.length\s*\n?\s*\? 'Nothing matches/);
 });
 
+test('a figure asked for while modifying belongs to a slide', () => {
+  const route = read('src/routes/myResources.js');
+  // How a figure is asked for depends on what is being edited. A deck places
+  // figures by declaring them on a slide; markdown has nowhere to put one, so
+  // it uses the tool. Offering the tool while editing a deck queued a figure
+  // that no slide referenced — generated, paid for, recorded against the
+  // resource, and absent from the export. Measured: 1 recorded, 0 on a slide.
+  assert.match(route, /var tools = sources\.wantsImages && !existingDeck \? resourceImages\.tools : \[\];/);
+  assert.match(route, /if \(sources\.wantsImages && !existingDeck\) \{\s*\n\s*ai = await resourceImages\.dispatch/);
+  // The deck path draws what the revised deck asked for, as generating does.
+  assert.match(route, /if \(sources\.wantsImages\) \{\s*\n\s*var drawn = await deckBuild\.drawFigures\(revisedDeck/);
+  // And a slide that already has a figure keeps it.
+  assert.match(route, /keep the "image_job" value of any slide that already has one/);
+});
+
 test('the figure ids are computed before anything reads them', () => {
   const route = read('src/routes/myResources.js');
   // They were declared inside the slide-review branch, so with no reviewer