diff --git a/src/parser/parser.l b/src/parser/parser.l
index 70b8c6f..4ea9843 100644
--- a/src/parser/parser.l
+++ b/src/parser/parser.l
@@ -148,6 +148,8 @@ L?\" {
 <str>{
 \" {
     BEGIN(INITIAL);
+    (*yylval)->token.text = build_string;
+    build_string = nullptr;
     return STRING_LITERAL;
 }
 \\x[0-9A-Fa-f]{2} {