diff --git a/library/Class/Autocomplete/IndexTitle.php b/library/Class/Autocomplete/IndexTitle.php
index 56d814b86090a618e905254370bbdf5c30ca1e77..937046aa70c334a8de58e5be3f8991f9419a0959 100644
--- a/library/Class/Autocomplete/IndexTitle.php
+++ b/library/Class/Autocomplete/IndexTitle.php
@@ -27,7 +27,10 @@ class Class_Autocomplete_IndexTitle extends Class_Autocomplete_Index {
 	protected $model_name='Class_Notice';
 
 	protected function getRecordData($record) {
-		return str_replace('<br />', ': ', $record->getTitrePrincipal() . $this->_(' de ') . $record->getAuteurPrincipal());
+		$author = $record->getAuteurPrincipal() ;
+		if ($author) 
+			$author = $this->_(' de ') .$author;
+		return str_replace('<br />', ': ', $record->getTitrePrincipal() . $author);
 	}
 }
 ?>
\ No newline at end of file
diff --git a/tests/library/Class/Autocomplete/IndexTest.php b/tests/library/Class/Autocomplete/IndexTest.php
index c1674668eaef48c4d4605193764c872fd2fcf8c1..dcea097c72acfc4034d970ddbac9e9de5c80ecdd 100644
--- a/tests/library/Class/Autocomplete/IndexTest.php
+++ b/tests/library/Class/Autocomplete/IndexTest.php
@@ -69,5 +69,26 @@ class Class_Autocomplete_IndexTest extends Storm_Test_ModelTestCase{
 		$this->assertTrue(
 			$this->_file_system->methodHasBeenCalledWithParams('fwrite', [$handle, "Bone of my bones de Charle\n"]));
 	}
+
+
+	/** @test */
+	public function shouldWriteBoneOfMyBonesWithoutAuthor() {
+		$handle = new stdClass;
+		$this->_file_system
+			->whenCalled('file_exists')->answers(true)
+			->whenCalled('fopen')->answers($handle)
+			->whenCalled('fwrite')->answers(null);
+
+		$this->fixture('Class_Notice',
+									 ['id' => 1301,
+										'titre_principal' => 'Bone of my bones',
+										'auteur_principal' => '']);
+		
+		Class_Autocomplete_Index::indexRecordsTitle();
+
+		$this->assertTrue(
+			$this->_file_system->methodHasBeenCalledWithParams('fwrite', [$handle, "Bone of my bones\n"]));
+	}
+
 }
 ?>
\ No newline at end of file