diff --git a/src/main.zig b/src/main.zig
index 2b36c31865a5886026f26d86eae364503abe3417..a5b315c2bba45554cf1ed557f4dba1192037374f 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -4230,6 +4230,9 @@ fn serveUpdateResults(s: *Server, comp: *Compilation) !void {
         });
         return;
     }
+
+    // Serve empty error bundle to indicate the update is done.
+    try s.serveErrorBundle(std.zig.ErrorBundle.empty);
 }
 
 fn runOrTest(