diff --git a/mmdebstrap b/mmdebstrap
index 24f7250..84e7f66 100755
--- a/mmdebstrap
+++ b/mmdebstrap
@@ -1413,6 +1413,7 @@ sub run_hooks {
     # This is the file descriptor of the socket that the mmdebstrap
     # --hook-helper can write to and read from to communicate with the outside.
     push @env_opts, ("MMDEBSTRAP_HOOKSOCK=" . fileno($options->{hooksock}));
+    push @env_opts, ("MMDEBSTRAP_VERBOSITY=" . $verbosity_level);
 
     my $runner = sub {
         foreach my $script (@{ $options->{"${name}_hook"} }) {