diff --git a/tests/baselines/reference/octalLiteralInStrictModeES3.errors.txt b/tests/baselines/reference/octalLiteralInStrictModeES3.errors.txt
new file mode 100644
index 00000000000..c282d871aff
--- /dev/null
+++ b/tests/baselines/reference/octalLiteralInStrictModeES3.errors.txt
@@ -0,0 +1,5 @@
+==== tests/cases/conformance/parser/ecmascript5/StrictMode/octalLiteralInStrictModeES3.ts (1 errors) ====
+    "use strict";
+    03;
+    ~~
+!!! Octal literals are not allowed in strict mode.
\ No newline at end of file
diff --git a/tests/cases/conformance/parser/ecmascript5/StrictMode/octalLiteralInStrictModeES3.ts b/tests/cases/conformance/parser/ecmascript5/StrictMode/octalLiteralInStrictModeES3.ts
new file mode 100644
index 00000000000..9df305d1a26
--- /dev/null
+++ b/tests/cases/conformance/parser/ecmascript5/StrictMode/octalLiteralInStrictModeES3.ts
@@ -0,0 +1,2 @@
+"use strict";
+03;
\ No newline at end of file