diff --git a/src/commands/rush-duel.ts b/src/commands/rush-duel.ts
index c6eb119..8a35f89 100644
--- a/src/commands/rush-duel.ts
+++ b/src/commands/rush-duel.ts
@@ -411,11 +411,15 @@ export class RushDuelCommand extends AutocompletableCommand {
 			});
 			return replyLatency(reply, interaction);
 		}
+		await interaction.deferReply();
 		const url = videoGameIllustrationURL(card);
 		const hasVideoGameIllustration = await this.checkYugipediaRedirect(url, interaction);
 		const switcher = new ArtSwitcher(card.images, hasVideoGameIllustration ? url : null);
-		const reply = await switcher.reply(interaction, resultLanguage);
-		return replyLatency(reply, interaction);
+		const end = Date.now();
+		await switcher.editReply(interaction, resultLanguage);
+		// When using deferReply, editedTimestamp is null, as if the reply was never edited, so provide a best estimate
+		const latency = end - interaction.createdTimestamp;
+		return latency;
 	}
 }
 
@@ -484,8 +488,8 @@ class ArtSwitcher {
 		this.labelButton.setLabel(this.label);
 	}
 
-	async reply(parentInteraction: ChatInputCommandInteraction, resultLanguage: Locale): Promise<Message> {
-		const reply = await parentInteraction.reply({ ...this.replyOptions, fetchReply: true });
+	async editReply(parentInteraction: ChatInputCommandInteraction, resultLanguage: Locale): Promise<Message> {
+		const reply = await parentInteraction.editReply(this.replyOptions);
 		const filter = (childInteraction: ButtonInteraction): boolean => {
 			this.logger.info(serialiseInteraction(parentInteraction), `click: ${childInteraction.user.id}`);
 			if (childInteraction.user.id === parentInteraction.user.id) {
diff --git a/test/contract/link.test.ts b/test/contract/link.test.ts
index e8d5a5d..f5c4bf1 100644
--- a/test/contract/link.test.ts
+++ b/test/contract/link.test.ts
@@ -14,7 +14,7 @@ describe("Healthcheck for /link URLs", () => {
 
 	// Skip Discord CDN links as they are no longer accessible outside Discord after the Authenticated Attachment URL change
 	test.each(
-		Object.values(LinkCommand.links).filter(({ result }) => !result.startsWith("https://cdn.discordapp.com"))
+		Object.values(LinkCommand.links).filter(({ result }) => !result.startsWith("https://cdn.discordapp.com/"))
 	)("$name", async ({ result }) => {
 		for (const url of result.split("\n")) {
 			const response = await got(url);