diff --git a/doc/configuration.rst b/doc/configuration.rst
index 76b03a1a..d0caacbc 100644
--- a/doc/configuration.rst
+++ b/doc/configuration.rst
@@ -62,8 +62,10 @@ Options
 **release_version** [mandatory]
     (*str*) -- release version
 
-**release_type** = "ga"
-    (*str*) -- release type, "ga" or "updates"
+**release_type** = "ga" (*str*) -- release type, for example ``ga``,
+    ``updates`` or ``updates-testing``. See `list of all valid values
+    <http://productmd.readthedocs.io/en/latest/common.html#productmd.common.RELEASE_TYPES>`_
+    in productmd documentation.
 
 **release_is_layered** = False
     (*bool*) -- typically False for an operating system, True otherwise
diff --git a/pungi/checks.py b/pungi/checks.py
index 3a68ef9d..f7c5c1af 100644
--- a/pungi/checks.py
+++ b/pungi/checks.py
@@ -44,6 +44,7 @@ import re
 import jsonschema
 import six
 from kobo.shortcuts import force_list
+from productmd.common import RELEASE_TYPES
 from productmd.composeinfo import COMPOSE_TYPES
 import multiprocessing
 
@@ -520,7 +521,7 @@ def make_schema():
             "release_version": {"type": "string"},
             "release_type": {
                 "type": "string",
-                "enum": ["fast", "ga", "updates", "eus", "aus", "els"],
+                "enum": RELEASE_TYPES,
                 "default": "ga",
             },
             "release_is_layered": {"type": "boolean"},