diff --git a/doc/manual/env-common.xml b/doc/manual/env-common.xml
index fcdd2c2683..bc10bc069f 100644
--- a/doc/manual/env-common.xml
+++ b/doc/manual/env-common.xml
@@ -283,7 +283,7 @@ $ mount -o bind /mnt/otherdisk/nix /nix</screen>
 
   <listitem><para>This variable should be set to
   <literal>daemon</literal> if you want to use the Nix daemon to
-  executed Nix operations, which is necessary in <link
+  execute Nix operations. This is necessary in <link
   linkend="ssec-multi-user">multi-user Nix installations</link>.
   Otherwise, it should be left unset.</para></listitem>