diff --git a/src/main/java/net/woggioni/jpacrepo/service/PacmanWebService.java b/src/main/java/net/woggioni/jpacrepo/service/PacmanWebService.java
index 8833f2c..02a4a64 100644
--- a/src/main/java/net/woggioni/jpacrepo/service/PacmanWebService.java
+++ b/src/main/java/net/woggioni/jpacrepo/service/PacmanWebService.java
@@ -307,10 +307,6 @@ public class PacmanWebService {
     public Response downloadTar(@FormParam("pkgs") String formData) {
         String[] files = URLDecoder.decode(formData, StandardCharsets.UTF_8).split(" ");
         Fun<java.nio.file.Path, Long> fun = Files::size;
-        long estimatedSize = Arrays.stream(files)
-            .map(ctx::getFile)
-            .mapToLong(fun::apply)
-            .sum();
         Arrays.stream(files)
                 .filter(fileName -> !Files.exists(ctx.getFile(fileName)))
                 .forEach(fileName -> {
@@ -341,7 +337,6 @@ public class PacmanWebService {
             }
         };
         return Response.ok(stream)
-            .header("Content-Length", estimatedSize)
             .header("Content-Disposition", "attachment; filename=pkgs.tar")
             .build();
     }