diff --git a/downloadextractthread.cpp b/downloadextractthread.cpp
index 09399f2..399dacc 100644
--- a/downloadextractthread.cpp
+++ b/downloadextractthread.cpp
@@ -138,7 +138,8 @@ void DownloadExtractThread::extractImageRun()
     int r;
 
     archive_read_support_filter_all(a);
-    archive_read_support_format_all(a);
+    archive_read_support_format_zip(a);
+    archive_read_support_format_7zip(a);
     archive_read_support_format_raw(a); // for .gz and such
     archive_read_open(a, this, NULL, &DownloadExtractThread::_archive_read, &DownloadExtractThread::_archive_close);
 
diff --git a/imagewriter.cpp b/imagewriter.cpp
index b60fa52..be42934 100644
--- a/imagewriter.cpp
+++ b/imagewriter.cpp
@@ -502,7 +502,7 @@ void ImageWriter::openFileDialog()
 
     QFileDialog *fd = new QFileDialog(nullptr, tr("Select image"),
                                       path,
-                                      "Image files (*.img *.zip *.gz *.xz);;All files (*.*)");
+                                      "Image files (*.img *.zip *.iso *.gz *.xz);;All files (*.*)");
     connect(fd, SIGNAL(fileSelected(QString)), SLOT(onFileSelected(QString)));
 
     if (_engine)