2 files changed, 4 insertions, 2 deletions
diff --git a/pkgs/servers/dns/pdns-recursor/default.nix b/pkgs/servers/dns/pdns-recursor/default.nix
index 70deadb74e14..0e8d1e70bc70 100644
--- a/pkgs/servers/dns/pdns-recursor/default.nix
+++ b/pkgs/servers/dns/pdns-recursor/default.nix
@@ -18,8 +18,9 @@ stdenv.mkDerivation rec {
     sha256 = "0k8y9zxj2lz4rq782vgzr28yd43q0hwlnvszwq0k9l6c967pff13";
   };
 
+  nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
-    boost openssl pkgconfig systemd
+    boost openssl systemd
   ] ++ optional enableLua [ lua luajit ]
     ++ optional enableProtoBuf protobuf;
 
diff --git a/pkgs/servers/dns/powerdns/default.nix b/pkgs/servers/dns/powerdns/default.nix
index bcbb6bb120ef..8a669d78d57a 100644
--- a/pkgs/servers/dns/powerdns/default.nix
+++ b/pkgs/servers/dns/powerdns/default.nix
@@ -12,7 +12,8 @@ stdenv.mkDerivation rec {
     sha256 = "10p2m2zbydbd5xjdgf8z4zgvl8diyb4k3bq1hzsl32r71daj3yk0";
   };
 
-  buildInputs = [ boost libmysql postgresql lua openldap sqlite protobuf geoip libyamlcpp pkgconfig libsodium curl ];
+  nativeBuildInputs = [ pkgconfig ];
+  buildInputs = [ boost libmysql postgresql lua openldap sqlite protobuf geoip libyamlcpp libsodium curl ];
 
   # nix destroy with-modules arguments, when using configureFlags
   preConfigure = ''