diff --git a/src/deb/deb-builder.mts b/src/deb/deb-builder.mts
index a34aed9..41fc420 100644
--- a/src/deb/deb-builder.mts
+++ b/src/deb/deb-builder.mts
@@ -70,6 +70,7 @@ export interface Config {
 	out: string,
 	gpgKeyName: string;
 	origin: string;
+	date: Date;
 	repo: DebRepo;
 }
 
@@ -115,7 +116,7 @@ export class DebBuilder implements Deployer {
 			.replace('$DISTRIBUTION', distribution)
 			.replace('$ARCH', arch)
 			.replace('$COMPONENT', component)
-			.replace('$DATE', new Date().toUTCString());
+			.replace('$DATE', this.config.date.toUTCString());
 
 		releaseContent += 'SHA256:\n';
 		for (const { address, size, name } of indices) {