diff --git a/src/render/notebook/notebook-contributor-html.ts b/src/render/notebook/notebook-contributor-html.ts
index 9e2dbac6f0..83701d0aed 100644
--- a/src/render/notebook/notebook-contributor-html.ts
+++ b/src/render/notebook/notebook-contributor-html.ts
@@ -56,7 +56,7 @@ export function outputFile(
   nbAbsPath: string,
 ): string {
   const [_dir, stem] = dirAndStem(basename(nbAbsPath));
-  return `${stem}.html`;
+  return `${stem}-preview.html`;
 }
 
 function resolveHtmlNotebook(
diff --git a/tests/smoke/embed/render-embed.test.ts b/tests/smoke/embed/render-embed.test.ts
index 0b878e1deb..a734ce002e 100644
--- a/tests/smoke/embed/render-embed.test.ts
+++ b/tests/smoke/embed/render-embed.test.ts
@@ -20,7 +20,7 @@ const output = outputForInput(input, format);
 
 // Test qmd embedding
 // The notebook preview that is generated
-const nbOutput = join(dirname(output.outputPath), "notebook.html");
+const nbOutput = join(dirname(output.outputPath), "notebook-preview.html");
 const nbSupporting = join(dirname(nbOutput), "notebook_files");
 
 testRender(input, format, false, [
@@ -56,7 +56,7 @@ const ipynbOutput = outputForInput(ipynbInput, format);
 
 const ipynbPreviewNb = join(
   dirname(ipynbOutput.outputPath),
-  "penguins.html",
+  "penguins-preview.html",
 );
 const ipynbPreviewSupporting = join(
   dirname(ipynbOutput.outputPath),
diff --git a/tests/smoke/manuscript/render-manuscript.test.ts b/tests/smoke/manuscript/render-manuscript.test.ts
index 803ebb6ece..3ebb76549d 100644
--- a/tests/smoke/manuscript/render-manuscript.test.ts
+++ b/tests/smoke/manuscript/render-manuscript.test.ts
@@ -21,7 +21,7 @@ const ipynbSingleOutputs = [
   "data/lapalma_ign.csv",
   "images/la-palma-map.png",
   "images/reservoirs.png",
-  "article.ipynb.html",
+  "article-preview.html",
   "article.out.ipynb",
 ];
 testManuscriptRender(
@@ -40,13 +40,13 @@ const ipynbFullOutputs = [
   "images/reservoirs.png",
   "images/stations.png",
   "notebooks/data-screening.ipynb",
-  "notebooks/data-screening.ipynb.html",
+  "notebooks/data-screening-preview.html",
   "notebooks/data-screening.out.ipynb",
   "notebooks/seismic-monitoring-stations.out.ipynb",
   "notebooks/seismic-monitoring-stations.qmd",
-  "notebooks/seismic-monitoring-stations.qmd.html",
+  "notebooks/seismic-monitoring-stations-preview.html",
   "notebooks/visualization-figure-creation-seaborn.ipynb",
-  "notebooks/visualization-figure-creation-seaborn.ipynb.html",
+  "notebooks/visualization-figure-creation-seaborn-preview.html",
   "notebooks/visualization-figure-creation-seaborn.out.ipynb",
 ];
 testManuscriptRender(
@@ -61,7 +61,7 @@ const qmdSingleOutputs = [
   "index-meca.zip",
   "images/la-palma-map.png",
   "images/reservoirs.png",
-  "index.qmd.html",
+  "index-preview.html",
   "index.out.ipynb",
 ];
 
@@ -79,7 +79,7 @@ const qmdFullOutputs = [
   "images/reservoirs.png",
   "notebook.qmd",
   "notebook.out.ipynb",
-  "notebook.qmd.html",
+  "notebook-preview.html",
 ];
 testManuscriptRender(
   qmdFullArticle,