diff --git a/kernels/portable/test/targets.bzl b/kernels/portable/test/targets.bzl
index ae0dbaef40d..261ec50d761 100644
--- a/kernels/portable/test/targets.bzl
+++ b/kernels/portable/test/targets.bzl
@@ -8,7 +8,7 @@ def define_common_targets():
     """
     define_supported_features_lib()
 
-    op_test(name = "op_allclose_test", aten_compatible = False)
+    op_test(name = "op_allclose_test")
     op_test(name = "op_div_test")
     op_test(name = "op_gelu_test")
     op_test(name = "op_mul_test")
diff --git a/kernels/test/targets.bzl b/kernels/test/targets.bzl
index 789179c4cad..941e42ba1d4 100644
--- a/kernels/test/targets.bzl
+++ b/kernels/test/targets.bzl
@@ -1,14 +1,14 @@
 load("@fbsource//xplat/executorch/build:runtime_wrapper.bzl", "runtime")
 load("@fbsource//xplat/executorch/kernels/test:util.bzl", "codegen_function_header_wrapper", "generated_op_test", "op_test")
 
-def _common_op_test(name, kernels, aten_compatible = True):
+def _common_op_test(name, kernels):
     """
     Defines test targets in format of <kernel>_op_<op-name>_test
     For ATen kernel testing, let's use portable functions.yaml for tested ops.
     """
     for kernel in kernels:
         deps = [":function_header_wrapper_{}".format(kernel)]
-        op_test(name, aten_compatible = aten_compatible, kernel_name = kernel, use_kernel_prefix = True, deps = deps)
+        op_test(name, kernel_name = kernel, use_kernel_prefix = True, deps = deps)
 
 def make_example_generated_op_test_target():
     """
diff --git a/kernels/test/util.bzl b/kernels/test/util.bzl
index 0efeb497740..c2158bfab58 100644
--- a/kernels/test/util.bzl
+++ b/kernels/test/util.bzl
@@ -1,7 +1,7 @@
 load("@fbsource//tools/build_defs:fbsource_utils.bzl", "is_xplat")
 load("@fbsource//xplat/executorch/build:runtime_wrapper.bzl", "runtime")
 
-def op_test(name, deps = [], aten_compatible = True, kernel_name = "portable", use_kernel_prefix = False):
+def op_test(name, deps = [], kernel_name = "portable", use_kernel_prefix = False):
     """Defines a cxx_test() for an "op_*_test.cpp" file.
 
     Args:
@@ -11,8 +11,6 @@ def op_test(name, deps = [], aten_compatible = True, kernel_name = "portable", u
             under //kernels/<kernel>/...; e.g., "op_add_test" will depend on
             "//kernels/portable/cpu:op_add".
         deps: Optional extra deps to add to the cxx_test().
-        aten_compatible: If True, the operator under test is ATen-compatible
-            (i.e., appears in `functions.yaml`).
         kernel_name: The name string as in //executorch/kernels/<kernel_name>.
         use_kernel_prefix: If True, the target name is
             <kernel>_op_<operator-group-name>_test. Used by common kernel testing.