diff --git a/src/script/hydra_server.pl.in b/src/script/hydra_server.pl.in
index 66917696..5703dbe3 100755
--- a/src/script/hydra_server.pl.in
+++ b/src/script/hydra_server.pl.in
@@ -12,6 +12,7 @@ use Getopt::Long;
 use Pod::Usage;
 use FindBin;
 use lib "$FindBin::Bin/../lib";
+use Hydra::Helper::Nix;
 
 my $debug             = 0;
 my $fork              = 0;
@@ -27,6 +28,8 @@ my $follow_symlinks   = 0;
 
 my @argv = @ARGV;
 
+$ENV{'HYDRA_CONFIG'} = getHydraConf if ! $ENV{'HYDRA_CONFIG'} ;
+
 GetOptions(
     'debug|d'             => \$debug,
     'fork'                => \$fork,