diff --git a/tests/cases/fourslash/codeFixClassImplementInterfaceNamespaceConflict.ts b/tests/cases/fourslash/codeFixClassImplementInterfaceNamespaceConflict.ts
deleted file mode 100644
index b8b389c4631..00000000000
--- a/tests/cases/fourslash/codeFixClassImplementInterfaceNamespaceConflict.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-/// <reference path='fourslash.ts' />
-
-//// namespace N1 {
-////     export interface I1 {
-////         x: number;
-////         y: I1;
-////     }
-//// }
-//// interface I1 {
-////     f1();
-//// }
-//// class C1 implements N1.I1 {[| |]}
-
-verify.rangeAfterCodeFix(`
-x: number;
-y: N1.I1;
-`);
\ No newline at end of file