diff --git a/ecrire/tests/Filtre/LabelTest.php b/ecrire/tests/Filtre/LabelTest.php
index 5ccb378444af62af6d42639625c18bf57ef5451c..b535bf0850378aa43619f7bc49dff59f0379f79a 100644
--- a/ecrire/tests/Filtre/LabelTest.php
+++ b/ecrire/tests/Filtre/LabelTest.php
@@ -84,6 +84,12 @@ class LabelTest extends TestCase
 		$this->assertEquals($expected, label_nettoyer($source));
 	}
 
+	#[Depends('testLabelNettoyer')]
+	public function testLabelPonctuerEmpty(): void {
+		$this->assertEquals('', label_ponctuer('', false));
+		$this->assertEquals('', label_ponctuer('', true));
+	}
+
 	#[Depends('testLabelNettoyer')]
 	#[DataProvider('providerLabelPonctuer')]
 	public function testLabelPonctuer($source, $expected): never {