diff --git a/install/core/SystemHelper.php b/install/core/SystemHelper.php
index 81c7b11fe5..504dabe18d 100644
--- a/install/core/SystemHelper.php
+++ b/install/core/SystemHelper.php
@@ -253,7 +253,7 @@ class SystemHelper
 			$commands[] = $chown;
 		}
 
-		return implode(' && ', $commands);
+		return implode('; ', $commands);
 	}
 
 }