diff --git a/test/runtime/parser_test.cc b/test/runtime/parser_test.cc
index 7dfcf26b..7e409d45 100644
--- a/test/runtime/parser_test.cc
+++ b/test/runtime/parser_test.cc
@@ -473,6 +473,16 @@ describe("Parser", [&]() {
       AssertThat(ts_node_end_char(root), Equals(strlen("'OOO - DD';")));
       AssertThat(ts_node_end_byte(root), Equals(strlen("'\u03A9\u03A9\u03A9 \u2014 \u0394\u0394';")));
     });
+
+    it("handles non-UTF8 characters", [&]() {
+      // ts_document_set_logger(document, stderr_logger_new(true));
+      ts_document_print_debugging_graphs(document, true);
+      ts_document_set_language(document, load_real_language("javascript"));
+      ts_document_set_input_string(document, "cons\xeb\x00e=ls\x83l6hi');\x0a");
+      ts_document_parse(document);
+
+      AssertThat(ts_node_end_byte(root), Equals(strlen("cons\xeb\x00e=ls\x83l6hi');\x0a")));
+    });
   });
 });