diff --git a/scrapy/__init__.py b/scrapy/__init__.py
index 4a62ea9c3..6f8ca15e6 100644
--- a/scrapy/__init__.py
+++ b/scrapy/__init__.py
@@ -18,7 +18,6 @@ from scrapy.xlib import twisted_250_monkeypatches
 from scrapy.utils.encoding import add_encoding_alias
 add_encoding_alias('gb2312', 'zh-cn')
 add_encoding_alias('cp1251', 'win-1251')
-add_encoding_alias('cp1252', 'iso8859-1', overwrite=True)
 
 # optional_features is a set containing Scrapy optional features
 optional_features = set()