fix typo.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/yuescript/yue_parser.cpp b/src/yuescript/yue_parser.cpp
index c8b974f..df64759 100644
--- a/src/yuescript/yue_parser.cpp
+++ b/src/yuescript/yue_parser.cpp
@@ -536,7 +536,7 @@ YueParser::YueParser() {
                         throw ParserError("export default has already been declared", *item.begin, *item.end);
                 }
                 if (st->exportCount > 1) {
-                        throw ParserError("there are items already been exported", *item.begin, *item.end);
+                        throw ParserError("there are items already being exported", *item.begin, *item.end);
                 }
                 st->exportDefault = true;
                 return true;