diff --git a/t/db_dependent/Serials.t b/t/db_dependent/Serials.t
index 293905d931..c700fb6c56 100755
--- a/t/db_dependent/Serials.t
+++ b/t/db_dependent/Serials.t
@@ -466,7 +466,7 @@ subtest "_numeration" => sub {
     $s = C4::Serials::_numeration(0, 'monthabrv', 'cat');
     is( $s, "de gen." );
     $s = C4::Serials::_numeration(0, 'monthabrv', 'es');
-    is( $s, "ene" );
+    like( $s, qr{^ene\.?} );
     $s = C4::Serials::_numeration(0, 'monthabrv', 'fr');
     is( $s, "janv." );
 };