diff --git a/doc/configuration.rst b/doc/configuration.rst
index b7f8f863..cfb29385 100644
--- a/doc/configuration.rst
+++ b/doc/configuration.rst
@@ -246,6 +246,7 @@ There a couple common format specifiers available for both the options:
      * ``boot`` -- for ``boot.iso`` images created in  *buildinstall* phase
      * ``live`` -- for images created by *live_images* phase
      * ``dvd`` -- for images created by *createiso* phase
+     * ``ostree`` -- for ostree installer images
 
     Default values are the same as the keys.
 
diff --git a/pungi/phases/ostree_installer.py b/pungi/phases/ostree_installer.py
index 5b45f75a..dc730f2d 100644
--- a/pungi/phases/ostree_installer.py
+++ b/pungi/phases/ostree_installer.py
@@ -53,7 +53,7 @@ class OstreeInstallerThread(WorkerThread):
 
         self._run_ostree_cmd(compose, variant, arch, config, source_repo, output_dir)
 
-        disc_type = compose.conf['disc_types'].get('dvd', 'dvd')
+        disc_type = compose.conf['disc_types'].get('ostree', 'ostree')
         filename = compose.get_image_name(arch, variant, disc_type=disc_type)
         self._copy_image(compose, variant, arch, filename, output_dir)
         self._add_to_manifest(compose, variant, arch, filename)
diff --git a/tests/test_ostree_installer_phase.py b/tests/test_ostree_installer_phase.py
index 06339df5..bcedc2dc 100644
--- a/tests/test_ostree_installer_phase.py
+++ b/tests/test_ostree_installer_phase.py
@@ -118,7 +118,7 @@ class OstreeThreadTest(helpers.PungiTestCase):
         self.assertEqual(get_mtime.call_args_list, [mock.call(final_iso_path)])
         self.assertImageAdded(compose, ImageCls, IsoWrapper)
         self.assertEqual(compose.get_image_name.call_args_list,
-                         [mock.call('x86_64', compose.variants['Everything'], disc_type='dvd')])
+                         [mock.call('x86_64', compose.variants['Everything'], disc_type='ostree')])
         self.assertTrue(os.path.isdir(self.topdir + '/work/x86_64/Everything/'))
         self.assertFalse(os.path.isdir(self.topdir + '/work/x86_64/Everything/ostree_installer'))
         self.assertEqual(run.call_args_list,
@@ -182,7 +182,7 @@ class OstreeThreadTest(helpers.PungiTestCase):
         self.assertEqual(get_mtime.call_args_list, [mock.call(final_iso_path)])
         self.assertImageAdded(compose, ImageCls, IsoWrapper)
         self.assertEqual(compose.get_image_name.call_args_list,
-                         [mock.call('x86_64', compose.variants['Everything'], disc_type='dvd')])
+                         [mock.call('x86_64', compose.variants['Everything'], disc_type='ostree')])
         self.assertTrue(os.path.isdir(self.topdir + '/work/x86_64/Everything/'))
         self.assertFalse(os.path.isdir(self.topdir + '/work/x86_64/Everything/ostree_installer'))
         self.assertEqual(run.call_args_list,
@@ -297,7 +297,7 @@ class OstreeThreadTest(helpers.PungiTestCase):
         self.assertEqual(get_mtime.call_args_list, [mock.call(final_iso_path)])
         self.assertImageAdded(compose, ImageCls, IsoWrapper)
         self.assertEqual(compose.get_image_name.call_args_list,
-                         [mock.call('x86_64', compose.variants['Everything'], disc_type='dvd')])
+                         [mock.call('x86_64', compose.variants['Everything'], disc_type='ostree')])
         self.assertTrue(os.path.isdir(self.topdir + '/work/x86_64/Everything/'))
         self.assertFalse(os.path.isdir(self.topdir + '/work/x86_64/Everything/ostree_installer'))
         self.assertEqual(run.call_args_list,
@@ -381,7 +381,7 @@ class OstreeThreadTest(helpers.PungiTestCase):
         self.assertEqual(get_mtime.call_args_list, [mock.call(final_iso_path)])
         self.assertImageAdded(compose, ImageCls, IsoWrapper)
         self.assertEqual(compose.get_image_name.call_args_list,
-                         [mock.call('x86_64', compose.variants['Everything'], disc_type='dvd')])
+                         [mock.call('x86_64', compose.variants['Everything'], disc_type='ostree')])
 
     @mock.patch('kobo.shortcuts.run')
     @mock.patch('productmd.images.Image')