diff --git a/tests/knr/incomplete_alias.d.ref b/tests/knr/incomplete_alias.d.ref
new file mode 100644
index 0000000..d63caa7
--- /dev/null
+++ b/tests/knr/incomplete_alias.d.ref
@@ -0,0 +1 @@
+alias u8 = ubyte
\ No newline at end of file