diff --git a/test/fixtures/transformation/spec-no-duplicate-properties/identifiers/actual.js b/test/fixtures/transformation/spec-no-duplicate-properties/identifiers/actual.js
deleted file mode 100644
index 7dd5168e50..0000000000
--- a/test/fixtures/transformation/spec-no-duplicate-properties/identifiers/actual.js
+++ /dev/null
@@ -1 +0,0 @@
-var obj = { a: 1, a: 2 };
diff --git a/test/fixtures/transformation/spec-no-duplicate-properties/literals/actual.js b/test/fixtures/transformation/spec-no-duplicate-properties/literals/actual.js
deleted file mode 100644
index 85b7f9f02a..0000000000
--- a/test/fixtures/transformation/spec-no-duplicate-properties/literals/actual.js
+++ /dev/null
@@ -1 +0,0 @@
-var obj = { "a": 1, "a": 2 };
diff --git a/test/fixtures/transformation/spec-no-duplicate-properties/mixed/actual.js b/test/fixtures/transformation/spec-no-duplicate-properties/mixed/actual.js
deleted file mode 100644
index eace9c1b04..0000000000
--- a/test/fixtures/transformation/spec-no-duplicate-properties/mixed/actual.js
+++ /dev/null
@@ -1 +0,0 @@
-var obj = { a: 1, "a": 2 };
diff --git a/test/fixtures/transformation/spec-no-duplicate-properties/options.json b/test/fixtures/transformation/spec-no-duplicate-properties/options.json
deleted file mode 100644
index 32dce7785e..0000000000
--- a/test/fixtures/transformation/spec-no-duplicate-properties/options.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "throws": "Duplicate property key"
-}