diff --git a/docs/source/defaults.rst b/docs/source/defaults.rst
index 0a8409e9127..ace7108dd7f 100644
--- a/docs/source/defaults.rst
+++ b/docs/source/defaults.rst
@@ -12,6 +12,7 @@
         from ignite.engine import *
         from ignite.handlers import *
         from ignite.metrics import *
+        from ignite.metrics.clustering import *
         from ignite.metrics.regression import *
         from ignite.utils import *