diff -r 9efdebe24c65 -r 0ffcad1f6130 src/Pure/Admin/build_sqlite.scala
--- a/src/Pure/Admin/build_sqlite.scala	Mon Mar 01 20:12:09 2021 +0100
+++ b/src/Pure/Admin/build_sqlite.scala	Mon Mar 01 22:22:12 2021 +0100
@@ -14,7 +14,7 @@
   def build_sqlite(
     download_url: String,
     progress: Progress = new Progress,
-    target_dir: Path = Path.current)
+    target_dir: Path = Path.current): Unit =
   {
     val Download_Name = """^.*/([^/]+)\.jar""".r
     val download_name =