diff --git a/setup/backup.class.inc.php b/setup/backup.class.inc.php
index c02c27ef61..142cd630f8 100644
--- a/setup/backup.class.inc.php
+++ b/setup/backup.class.inc.php
@@ -511,7 +511,7 @@ EOF;
 	{
 		$bDbTlsEnabled = $oConfig->Get('db_tls.enabled');
 		if (!$bDbTlsEnabled) {
-			return CMDBSource::IsSslModeDBVersion() ? '  --skip-ssl' : '';
+			return CMDBSource::IsSslModeDBVersion() ? ' --skip-ssl' : '';
 		}
 		$sTlsOptions = '';
 		// Mysql 5.7.11 and upper deprecated --ssl and uses --ssl-mode instead
diff --git a/tests/php-unit-tests/unitary-tests/setup/DBBackupTest.php b/tests/php-unit-tests/unitary-tests/setup/DBBackupTest.php
index 37a582df10..bad982ce1a 100644
--- a/tests/php-unit-tests/unitary-tests/setup/DBBackupTest.php
+++ b/tests/php-unit-tests/unitary-tests/setup/DBBackupTest.php
@@ -45,7 +45,11 @@ class DBBackupTest extends ItopTestCase
 		$oConfigToTest->Set('db_tls.enabled', false);
 		$sCliArgsNoTls = DBBackup::GetMysqlCliTlsOptions($oConfigToTest);
 
-		$this->assertEmpty($sCliArgsNoTls);
+		if (CMDBSource::IsSslModeDBVersion()) {
+			$this->assertEquals(' --skip-ssl', $sCliArgsNoTls);
+		} else {
+			$this->assertEmpty($sCliArgsNoTls);
+		}
 	}
 
 	/**