diff --git a/doc/Changelog b/doc/Changelog
index 4707159dc..4b3a4949a 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,3 +1,6 @@
+13 February 2015: Wouter
+	- Fix #643: doc/example.conf.in: unnecessary whitespace.
+
 12 February 2015: Wouter
 	- tag 1.5.2rc1
 
diff --git a/doc/example.conf.in b/doc/example.conf.in
index 7c10d8334..371a66954 100644
--- a/doc/example.conf.in
+++ b/doc/example.conf.in
@@ -440,7 +440,7 @@ server:
 	# the amount of memory to use for the negative cache (used for DLV).
 	# plain value in bytes or you can append k, m or G. default is "1Mb". 
 	# neg-cache-size: 1m
-	
+
 	# By default, for a number of zones a small default 'nothing here'
 	# reply is built-in.  Query traffic is thus blocked.  If you
 	# wish to serve such zone you can unblock them by uncommenting one