Index: trunk/src/org/openstreetmap/josm/tools/HttpClient.java
===================================================================
--- trunk/src/org/openstreetmap/josm/tools/HttpClient.java	(revision 9254)
+++ trunk/src/org/openstreetmap/josm/tools/HttpClient.java	(revision 9255)
@@ -78,5 +78,5 @@
         connection.setConnectTimeout(connectTimeout);
         connection.setReadTimeout(readTimeout);
-        connection.setInstanceFollowRedirects(maxRedirects > 0);
+        connection.setInstanceFollowRedirects(false); // we do that ourselves
         if (ifModifiedSince > 0) {
             connection.setIfModifiedSince(ifModifiedSince);
@@ -136,5 +136,5 @@
                     throw new IOException(msg);
                 } else if (maxRedirects > 0) {
-                    url = new URL(redirectLocation);
+                    url = new URL(url, redirectLocation);
                     maxRedirects--;
                     Main.info(tr("Download redirected to ''{0}''", redirectLocation));