diff --git a/compiler/src/iree/compiler/Dialect/Stream/Transforms/test/encode_host_tensors_packing_i1_attr.mlir b/compiler/src/iree/compiler/Dialect/Stream/Transforms/test/encode_host_tensors_packing_i1_attr.mlir
deleted file mode 100644
index f3fa8de8cdb9c..0000000000000
--- a/compiler/src/iree/compiler/Dialect/Stream/Transforms/test/encode_host_tensors_packing_i1_attr.mlir
+++ /dev/null
@@ -1,29 +0,0 @@
-// RUN: iree-opt --split-input-file --iree-stream-encode-host-tensors %s | FileCheck %s
-
-#packed = #iree_encoding.packed_storage
-func.func @unaligned_i1_size() -> index {
-  %0 = stream.tensor.sizeof tensor<12xi1, #packed> : index
-  return %0 : index
-}
-// CHECK: func @unaligned_i1_size() -> index {
-// CHECK-DAG: %[[C2:.+]] = arith.constant 2 : index
-// CHECK: return %[[C2]] : index
-
-// -----
-
-#packed = #iree_encoding.packed_storage
-func.func @aligned_i1_size() -> index {
-  %0 = stream.tensor.sizeof tensor<24xi1, #packed> : index
-  return %0 : index
-}
-
-// CHECK: func @aligned_i1_size() -> index {
-// CHECK-DAG: %[[C3:.+]] = arith.constant 3 : index
-// CHECK: return %[[C3]] : index
-
-// -----
-
-#packed = #iree_encoding.packed_storage
-func.func @packed_i1_input_output(%input : tensor<16xi1, #packed>) -> tensor<16xi1, #packed> {
-  return %input : tensor<16xi1, #packed>
-}
diff --git a/compiler/src/iree/compiler/Dialect/Stream/Transforms/test/encode_host_tensors_packing_i1_experimental_clopt.mlir b/compiler/src/iree/compiler/Dialect/Stream/Transforms/test/encode_host_tensors_packing_i1_experimental_clopt.mlir
deleted file mode 100644
index c96e05270d126..0000000000000
--- a/compiler/src/iree/compiler/Dialect/Stream/Transforms/test/encode_host_tensors_packing_i1_experimental_clopt.mlir
+++ /dev/null
@@ -1,23 +0,0 @@
-// This is only used to test the experimental packing flag. When the default
-// is changed the encode_host_tensors.mlir test should be updated and used
-// instead and this file should be deleted.
-
-// RUN: iree-opt --split-input-file --iree-stream-encode-host-tensors --iree-experimental-packed-i1-storage %s | FileCheck %s
-
-// CHECK-LABEL: @tensorSizeOfUnalignedPackedI1
-util.func @tensorSizeOfUnalignedPackedI1() -> index {
-  // CHECK-DAG: %[[C2:.+]] = arith.constant 2 : index
-  %0 = stream.tensor.sizeof tensor<12xi1> : index
-  // CHECK: return %[[C2]] : index
-  util.return %0 : index
-}
-
-// -----
-
-// CHECK-LABEL: @tensorSizeOfAlignedPackedI1
-util.func @tensorSizeOfAlignedPackedI1() -> index {
-  // CHECK-DAG: %[[C3:.+]] = arith.constant 3 : index
-  %0 = stream.tensor.sizeof tensor<24xi1> : index
-  // CHECK: util.return %[[C3]] : index
-  util.return %0 : index
-}