diff --git a/nixos/release-small.nix b/nixos/release-small.nix
index 28f1340caf8d..e9f3cfb4de53 100644
--- a/nixos/release-small.nix
+++ b/nixos/release-small.nix
@@ -40,6 +40,7 @@ in rec {
         nat
         nfs3
         openssh
+        php-pcre
         proxy
         simple;
       installer = {