diff --git a/src/Modules/FileOps.php b/src/Modules/FileOps.php
index 8181c11..3f0d245 100644
--- a/src/Modules/FileOps.php
+++ b/src/Modules/FileOps.php
@@ -746,7 +746,7 @@ protected static function _zip_folder_ziparchive( $zip_base, $folder, $to, $z )
 				$filePath = "$folder/$file";
 				$filePathRel = str_replace( $zip_base, '', $filePath );
 
-				if ( $filePathRel{0} === '/' ) {
+				if ( $filePathRel[0] === '/' ) {
 					$filePathRel = substr( $filePathRel, 1 );
 				}