From 00e3c4bb5a5d96dd6dab2d43cb8ce449793b3bc4 Mon Sep 17 00:00:00 2001
From: Natsu Kagami <nki@nkagami.me>
Date: Tue, 26 Aug 2025 15:42:12 +0200
Subject: [PATCH] Change Nightly version date to be the current date in UTC

---
 project/Build.scala | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/project/Build.scala b/project/Build.scala
index c79bc2522d9c..3d52ac233f73 100644
--- a/project/Build.scala
+++ b/project/Build.scala
@@ -99,7 +99,12 @@ object Build {
   /** Final version of Scala compiler, controlled by environment variables. */
   val dottyVersion = {
     if (isRelease) baseVersion
-    else if (isNightly) s"${baseVersion}-bin-${VersionUtil.commitDate}-${VersionUtil.gitHash}-NIGHTLY"
+    else if (isNightly) {
+      val formatter = java.time.format.DateTimeFormatter.ofPattern("yyyyMMdd")
+      val currentDate =
+        formatter.format(java.time.ZonedDateTime.now(java.time.ZoneId.of("UTC")))
+      s"${baseVersion}-bin-${currentDate}-${VersionUtil.gitHash}-NIGHTLY"
+    }
     else s"${baseVersion}-bin-SNAPSHOT"
   }
   def isRelease = sys.env.get("RELEASEBUILD").contains("yes")