diff --git a/tests/neg/i4369.scala b/tests/neg/i4369.scala
deleted file mode 100644
index 02554709743c..000000000000
--- a/tests/neg/i4369.scala
+++ /dev/null
@@ -1,4 +0,0 @@
-trait X[R <: Z, Z >: X[R, R]] {
-   def foo(x: X[R, R]): Z = x // error: Found: X[R, R](x)    Required: Z
-}
-class Z extends X[Z, Z]
diff --git a/tests/neg/i4369b.scala b/tests/neg/i4369b.scala
deleted file mode 100644
index 5066bbdcde16..000000000000
--- a/tests/neg/i4369b.scala
+++ /dev/null
@@ -1,4 +0,0 @@
-trait X[R <: Z, Z >: X[R, R] <: X[R, R]] {
-  implicitly[Z =:= X[R, R]] // error:  Cannot prove that Z =:= X[R, R]
-}
-class Z extends X[Z, Z]
diff --git a/tests/neg/i4369c.scala b/tests/neg/i4369c.scala
deleted file mode 100644
index 46a70ca385af..000000000000
--- a/tests/neg/i4369c.scala
+++ /dev/null
@@ -1,5 +0,0 @@
-trait X { self =>
-  type R <: Z
-  type Z >: X { type R = self.R; type Z = self.R }
-}
-class Foo extends X { type R = Foo; type Z = Foo } // error