diff --git a/nixos/modules/services/mail/dovecot.nix b/nixos/modules/services/mail/dovecot.nix
index e244bdbd30b..c034e5e0470 100644
--- a/nixos/modules/services/mail/dovecot.nix
+++ b/nixos/modules/services/mail/dovecot.nix
@@ -55,7 +55,7 @@ let
   ];
 
   modulesDir = pkgs.symlinkJoin "dovecot-modules"
-    (map (module: "${module}/lib/dovecot") cfg.modules);
+    (map (pkg: "${pkg}/lib/dovecot") ([ dovecotPkg ] ++ map (module: module.override { dovecot = dovecotPkg; }) cfg.modules));
 
 in
 {