diff --git a/F-Droid/src/org/fdroid/fdroid/localrepo/LocalRepoManager.java b/F-Droid/src/org/fdroid/fdroid/localrepo/LocalRepoManager.java
index 7af43940d..7fe1eeb5d 100644
--- a/F-Droid/src/org/fdroid/fdroid/localrepo/LocalRepoManager.java
+++ b/F-Droid/src/org/fdroid/fdroid/localrepo/LocalRepoManager.java
@@ -345,8 +345,7 @@ public class LocalRepoManager {
             serializer = XmlPullParserFactory.newInstance().newSerializer();
         }
 
-        public void build(File file) throws IOException, LocalRepoKeyStore.InitException {
-            Writer output = new FileWriter(file);
+        public void build(FileWriter output) throws IOException, LocalRepoKeyStore.InitException {
             serializer.setOutput(output);
             serializer.startDocument(null, null);
             tagFdroid();