diff --git a/pkgs/servers/dns/pdns-recursor/default.nix b/pkgs/servers/dns/pdns-recursor/default.nix
index 3e62d520be94..d3b440f1d09a 100644
--- a/pkgs/servers/dns/pdns-recursor/default.nix
+++ b/pkgs/servers/dns/pdns-recursor/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
 
   configureFlags = [
     "--enable-reproducible"
-    "--with-systemd"
+    "--enable-systemd"
   ];
 
   enableParallelBuilding = true;