diff --git a/Makefile.PL b/Makefile.PL
index 967540443e..89c47edf9b 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -320,6 +320,7 @@ my $target_map = {
   './docs/contributors.yaml'    => { target => 'DOC_DIR', trimdir => -1 },
   './docs/teams.yaml'           => { target => 'DOC_DIR', trimdir => -1 },
   './offline_circ'              => 'INTRANET_CGI_DIR',
+  './erm'                       => 'INTRANET_CGI_DIR',
   './etc'                       => { target => 'KOHA_CONF_DIR', trimdir => -1 },
   './etc/zebradb'               => { target => 'ZEBRA_CONF_DIR', trimdir => -1 },
   './etc/z3950'                 => { target => 'Z3950_CONF_DIR', trimdir => -1 },