diff --git a/nixos/doc/manual/man-nixos-build-vms.xml b/nixos/doc/manual/man-nixos-build-vms.xml
index d114261f53b..fa7c8c0c6d7 100644
--- a/nixos/doc/manual/man-nixos-build-vms.xml
+++ b/nixos/doc/manual/man-nixos-build-vms.xml
@@ -13,15 +13,15 @@
  </refnamediv>
  <refsynopsisdiv>
   <cmdsynopsis>
-   <command>nixos-build-vms</command> 
+   <command>nixos-build-vms</command>
    <arg>
     <option>--show-trace</option>
    </arg>
-    
+
    <arg>
     <option>--no-out-link</option>
    </arg>
-    
+
    <arg>
     <option>--help</option>
   </arg>
diff --git a/nixos/doc/manual/man-nixos-enter.xml b/nixos/doc/manual/man-nixos-enter.xml
index fe560d3efdd..c32e1c7f8ca 100644
--- a/nixos/doc/manual/man-nixos-enter.xml
+++ b/nixos/doc/manual/man-nixos-enter.xml
@@ -13,21 +13,21 @@
  </refnamediv>
  <refsynopsisdiv>
   <cmdsynopsis>
-   <command>nixos-enter</command> 
+   <command>nixos-enter</command>
    <arg>
     <arg choice='plain'>
      <option>--root</option>
     </arg>
      <replaceable>root</replaceable>
    </arg>
-    
+
    <arg>
     <arg choice='plain'>
      <option>--system</option>
     </arg>
      <replaceable>system</replaceable>
    </arg>
-    
+
    <arg>
     <arg choice='plain'>
      <option>-c</option>
@@ -40,13 +40,13 @@
      <option>--silent</option>
     </arg>
    </arg>
-    
+
    <arg>
     <arg choice='plain'>
      <option>--help</option>
     </arg>
    </arg>
-    
+
    <arg>
     <arg choice='plain'>
      <option>--</option>