diff --git a/C4/Letters.pm b/C4/Letters.pm
index 8c47f3d049..2306d218cb 100644
--- a/C4/Letters.pm
+++ b/C4/Letters.pm
@@ -1608,8 +1608,14 @@ sub _process_tt {
     my $use_template_cache = C4::Context->config('template_cache_dir') && defined $ENV{GATEWAY_INTERFACE};
     my $template           = Template->new(
         {
-            EVAL_PERL    => 0,
-            ABSOLUTE     => 0,
+            EVAL_PERL => 0,
+            ABSOLUTE  => 0,
+            RELATIVE  => 0,
+            PLUGINS   => {
+                cgi       => 'Koha::Template::Plugin::noop',
+                directory => 'Koha::Template::Plugin::noop',
+                file      => 'Koha::Template::Plugin::noop',
+            },
             PLUGIN_BASE  => 'Koha::Template::Plugin',
             COMPILE_EXT  => $use_template_cache ? '.ttc' : '',
             COMPILE_DIR  => $use_template_cache ? C4::Context->config('template_cache_dir') : '',
diff --git a/Koha/Template/Plugin/noop.pm b/Koha/Template/Plugin/noop.pm
new file mode 100644
index 0000000000..ab9f012bf8
--- /dev/null
+++ b/Koha/Template/Plugin/noop.pm
@@ -0,0 +1,7 @@
+package Koha::Template::Plugin::noop;
+
+use Modern::Perl;
+
+use base qw( Template::Plugin );
+
+1;