diff --git a/src/lib/Hydra/Helper/AddBuilds.pm b/src/lib/Hydra/Helper/AddBuilds.pm
index 576d4902..6e4eeaaa 100644
--- a/src/lib/Hydra/Helper/AddBuilds.pm
+++ b/src/lib/Hydra/Helper/AddBuilds.pm
@@ -7,6 +7,8 @@ use POSIX qw(strftime);
 use IPC::Run;
 use Hydra::Helper::Nix;
 use Digest::SHA qw(sha256_hex);
+use File::Basename;
+use File::stat;
 use File::Path;
 
 our @ISA = qw(Exporter);