diff --git a/doc/manual/command-ref/conf-file.xml b/doc/manual/command-ref/conf-file.xml
index b1b604100f987381dd13b71f88030c07de9359f5..36b70f0c48ffdf108631d1676e5ef18e125ef4f6 100644
--- a/doc/manual/command-ref/conf-file.xml
+++ b/doc/manual/command-ref/conf-file.xml
@@ -646,8 +646,8 @@ password <replaceable>my-password</replaceable>
 
   <varlistentry xml:id="conf-allow-import-from-derivation"><term><literal>allow-import-from-derivation</literal></term>
 
-    <listitem><para>By default, nix allows you to <function>import</function> from a derivation,
-    allowing building at evaluation time. With this option set to false, nix will throw an error
+    <listitem><para>By default, Nix allows you to <function>import</function> from a derivation,
+    allowing building at evaluation time. With this option set to false, Nix will throw an error
     when evaluating an expression that uses this feature, allowing users to ensure their evaluation
     will not require any builds to take place.</para></listitem>