diff --git a/src/modules/prefix_route/doc/prefix_route_extra.xml b/src/modules/prefix_route/doc/prefix_route_extra.xml
index 6acbd77db0f..e1a1633557e 100644
--- a/src/modules/prefix_route/doc/prefix_route_extra.xml
+++ b/src/modules/prefix_route/doc/prefix_route_extra.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" 
+<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
    "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
 
 <section id="prefixroute.extra" xmlns:xi="http://www.w3.org/2001/XInclude">
@@ -20,11 +20,11 @@
    +--------+-------+---------------+
    | prefix | route | comment       |
    +--------+-------+---------------+
-   | 46     | SE    | Sweden        | 
-   | 47     | NO    | Norway        | 
-   | 479    | NOMOB | Norway mobile | 
-   | 49     | DE    | Deutschland   | 
-   | 39     | IT    | Italy         | 
+   | 46     | SE    | Sweden        |
+   | 47     | NO    | Norway        |
+   | 479    | NOMOB | Norway mobile |
+   | 49     | DE    | Deutschland   |
+   | 39     | IT    | Italy         |
    +--------+-------+---------------+
 ...
 </programlisting>
diff --git a/src/modules/prefix_route/doc/prefix_route_functions.xml b/src/modules/prefix_route/doc/prefix_route_functions.xml
index 34f86a70e27..34fdfda5b20 100644
--- a/src/modules/prefix_route/doc/prefix_route_functions.xml
+++ b/src/modules/prefix_route/doc/prefix_route_functions.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" 
+<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
    "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
 
 <section id="prefixroute.functions" xmlns:xi="http://www.w3.org/2001/XInclude">
diff --git a/src/modules/prefix_route/doc/prefix_route_params.xml b/src/modules/prefix_route/doc/prefix_route_params.xml
index b584ac30f4e..76382a5cb74 100644
--- a/src/modules/prefix_route/doc/prefix_route_params.xml
+++ b/src/modules/prefix_route/doc/prefix_route_params.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" 
+<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
    "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
 
 <section id="prefixroute.parameters" xmlns:xi="http://www.w3.org/2001/XInclude">
 	<title>Parameters</title>
-	
+
 	<section id="prefixroute.db_url">
 		<title><varname>db_url</varname> (string)</title>
 		<para>
@@ -22,7 +22,7 @@ modparam("prefix_route", "db_url", "mysql://ser:pass@db_host/ser")
 			</programlisting>
 		</example>
 	</section>
-	
+
 	<section id="prefixroute.db_table">
 		<title><varname>db_table</varname> (string)</title>
 		<para>
diff --git a/src/modules/prefix_route/doc/prefix_route_rpc.xml b/src/modules/prefix_route/doc/prefix_route_rpc.xml
index 29a246d4bf2..79b745e6ba2 100644
--- a/src/modules/prefix_route/doc/prefix_route_rpc.xml
+++ b/src/modules/prefix_route/doc/prefix_route_rpc.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" 
+<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
    "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
 
 <section id="prefixroute.rpc" xmlns:xi="http://www.w3.org/2001/XInclude">
@@ -20,5 +20,5 @@
 		Dump the current prefix route tree.
 	</para>
     </section>
-    
+
 </section>