diff --git a/ecmascript/parser/tests/typescript/issue-1803/case1/input.js b/ecmascript/parser/tests/typescript/issue-1803/case1/input.js
new file mode 100644
index 000000000000..f2b6beb5529a
--- /dev/null
+++ b/ecmascript/parser/tests/typescript/issue-1803/case1/input.js
@@ -0,0 +1 @@
+00000020000000000000000000000000
\ No newline at end of file