diff --git a/tests/test_cases/input/unicode_scalar_high.kdl b/tests/test_cases/input/unicode_scalar_high.kdl
deleted file mode 100644
index fb1abb4..0000000
--- a/tests/test_cases/input/unicode_scalar_high.kdl
+++ /dev/null
@@ -1,2 +0,0 @@
-// 0xDFFF (last code point before 0xE000)
-node �arg
diff --git a/tests/test_cases/input/unicode_scalar_low.kdl b/tests/test_cases/input/unicode_scalar_low.kdl
deleted file mode 100644
index 010d0b1..0000000
--- a/tests/test_cases/input/unicode_scalar_low.kdl
+++ /dev/null
@@ -1,2 +0,0 @@
-// 0xD800 (first code point after 0xD7FF)
-node �arg