diff --git a/lib.nix b/lib.nix
index d1696b0..a6000ae 100644
--- a/lib.nix
+++ b/lib.nix
@@ -55,6 +55,7 @@ in
     pkgs.writeShellApplication {
       inherit name;
       text = ''
+
         PC_CONFIG_FILES=${configFile} RUNTIME_PATH=$(pwd)/${runtime} ${pkgs.process-compose}/bin/process-compose "$@"
       '';
     };
@@ -142,7 +143,7 @@ in
           PGDATA=$RUNTIME_PATH/${name}/data
           PGHOST=$RUNTIME_PATH/${name}/socket
           PGPORT=${builtins.toString port}
-          mkdir -p $PGHOST
+          mkdir -p "$PGHOST"
           echo "Starting postgres with PGDATA=''${PGDATA} PGHOST=''${PGHOST} PGPORT=''${PGPORT}"
           export PGDATA PGHOST PGPORT
           ${setupScript}/bin/setup-postgres