--- a/os.rst	Sat Feb 10 01:28:53 2018 +0200
+++ b/os.rst	Sat Feb 10 01:30:24 2018 +0200
@@ -9,9 +9,9 @@
 OS Market Share on Desktop.
 ===========================
 
-  http://netmarketshare.com/
-                Web-based statistic.
-  http://en.wikipedia.org/wiki/Usage_share_of_operating_systems
-                Wikipedia.
+http://netmarketshare.com/
+  Web-based statistic.
+http://en.wikipedia.org/wiki/Usage_share_of_operating_systems
+  Wikipedia.