diff --git a/frontend/src/lib/components/layout/upload-tray.svelte b/frontend/src/lib/components/layout/upload-tray.svelte
index 9a27cc0..5835ecf 100644
--- a/frontend/src/lib/components/layout/upload-tray.svelte
+++ b/frontend/src/lib/components/layout/upload-tray.svelte
@@ -118,7 +118,13 @@
 									{job.error}
 								</span>
 							{:else if duplicates.length > 0}
-								<span class="flex min-w-0 items-baseline gap-2 text-[10px] text-muted-foreground">
+								<!--
+									Reported, with no offer to override. Storing the same bytes twice
+									splits reading progress and shelves across two records that can
+									never converge, and there is no version of that the reader wants.
+									`allow_duplicates` stays on the API for when the match is wrong.
+								-->
+								<span class="block min-w-0 text-[10px] text-muted-foreground">
 									{#if target}
 										<a
 											href={resolve('/(root)/(library)/book/[bookId]', { bookId: String(target) })}
@@ -129,23 +135,6 @@
 									{:else}
 										<span class="truncate">{duplicateNote(duplicates)}</span>
 									{/if}
-
-									<!-- The hash reads a sample of the file, so a match is strong
-									     evidence rather than proof. Someone who knows better needs a
-									     way to overrule it.
-
-									     Only for a book that was skipped whole: sending a partly-new
-									     folder again would build a second book holding both the file
-									     that just went in and the one that was already here. -->
-									{#if job.status === 'skipped' && !queue.active}
-										<button
-											type="button"
-											class="shrink-0 underline underline-offset-2 hover:text-foreground"
-											onclick={() => queue.addAnyway(job.id)}
-										>
-											Add anyway
-										</button>
-									{/if}
 								</span>
 							{:else}
 								<span class="block font-mono text-[10px] text-muted-foreground tabular-nums">
diff --git a/frontend/src/lib/state/upload-queue.svelte.ts b/frontend/src/lib/state/upload-queue.svelte.ts
index c67db47..3b36a8a 100644
--- a/frontend/src/lib/state/upload-queue.svelte.ts
+++ b/frontend/src/lib/state/upload-queue.svelte.ts
@@ -21,8 +21,6 @@ export interface UploadJob {
 	 * and still carries these, since the reader asked for those files too.
 	 */
 	duplicates?: DuplicateFile[];
-	/** Send this one again with `allow_duplicates`, from "Add anyway". */
-	force?: boolean;
 }
 
 export interface UploadSummary {
@@ -174,27 +172,6 @@ export class UploadQueueState {
 		void this.#run();
 	}
 
-	/**
-	 * Sends a job again, telling the server to store it even though it matched.
-	 *
-	 * The hash samples a small part of the file, so a match is strong evidence
-	 * rather than proof; this is how someone who knows better overrules it.
-	 */
-	addAnyway(id: string) {
-		this.jobs = this.jobs.map((job) =>
-			job.id === id
-				? {
-						...job,
-						status: 'queued' as UploadStatus,
-						force: true,
-						duplicates: undefined,
-						error: undefined
-					}
-				: job
-		);
-		void this.#run();
-	}
-
 	async #run(onFinished?: (summary: UploadSummary) => void) {
 		if (this.#running) return;
 		this.#running = true;
@@ -217,14 +194,10 @@ export class UploadQueueState {
 					const body = new FormData();
 					for (const file of job.files) body.append('files', file);
 
-					const query =
-						`library_id=${encodeURIComponent(String(job.libraryId))}` +
-						(job.force ? '&allow_duplicates=true' : '');
-
-					const response = await fetch(`/api/books/fromFiles?${query}`, {
-						method: 'POST',
-						body
-					});
+					const response = await fetch(
+						`/api/books/fromFiles?library_id=${encodeURIComponent(String(job.libraryId))}`,
+						{ method: 'POST', body }
+					);
 
 					if (!response.ok) throw new Error(`The server returned ${response.status}`);