From 0a8a4865a7ca1c0b2ac86bd4ce89b1a753e3cf0f Mon Sep 17 00:00:00 2001
From: _329_ <329g329@gmail.com>
Date: Tue, 20 Sep 2016 12:14:38 +0900
Subject: [PATCH] fix typo

---
 doc/extending.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/extending.rst b/doc/extending.rst
index a8a683d1bc..d7595614c4 100644
--- a/doc/extending.rst
+++ b/doc/extending.rst
@@ -20,7 +20,7 @@ following base classes:
 
 * classification: :class:`autosklearn.pipeline.components.base.AutoSklearnClassificationAlgorithm`
 * regression: :class:`autosklearn.pipeline.components.base.AutoSklearnRegressionAlgorithm`
-* proprocessing: :class:`autosklearn.pipeline.components.base.AutoSklearnPreprocessingAlgorithm`
+* preprocessing: :class:`autosklearn.pipeline.components.base.AutoSklearnPreprocessingAlgorithm`
 
 In general, these classes are wrappers around existing machine learning
 models and only add the functionality auto-sklearn needs. Of course you can