diff --git a/lib/beaver/mlir/capi.ex b/lib/beaver/mlir/capi.ex
index 7d5f40c6..1cecc5e3 100644
--- a/lib/beaver/mlir/capi.ex
+++ b/lib/beaver/mlir/capi.ex
@@ -10,10 +10,10 @@ defmodule Beaver.MLIR.CAPI do
   - `mlirPassManagerRunOnOp`: the MLIR pass implemented in Elixir.
   - `mlirOperationVerify`, `mlirAttributeParseGet`, `mlirTypeParseGet`, `mlirModuleCreateParse`: the diagnostic handler implemented in Elixir.
   """
-  @nifs use Kinda.CodeGen,
-          with: Beaver.MLIR.CAPI.CodeGen,
-          root: __MODULE__,
-          forward: Beaver.Native
+  use Kinda.CodeGen,
+    with: Beaver.MLIR.CAPI.CodeGen,
+    root: __MODULE__,
+    forward: Beaver.Native
 
   @on_load :load_nif
 
@@ -56,8 +56,7 @@ defmodule Beaver.MLIR.CAPI do
   def beaver_raw_registered_ops(_ctx), do: :erlang.nif_error(:not_loaded)
   def beaver_raw_registered_dialects(_ctx), do: :erlang.nif_error(:not_loaded)
 
-  @nifs @nifs ++
-          (for f <- ~w{
+  for f <- ~w{
     StringRef
     Attribute
     Type
@@ -72,10 +71,10 @@ defmodule Beaver.MLIR.CAPI do
     Identifier
     Diagnostic
   } do
-             f = :"beaver_raw_to_string_#{f}"
-             def unquote(f)(_), do: :erlang.nif_error(:not_loaded)
-             {f, 1}
-           end)
+    f = :"beaver_raw_to_string_#{f}"
+    def unquote(f)(_), do: :erlang.nif_error(:not_loaded)
+    {f, 1}
+  end
 
   def beaver_raw_get_string_ref(_), do: :erlang.nif_error(:not_loaded)
   def beaver_raw_read_opaque_ptr(_, _), do: :erlang.nif_error(:not_loaded)
@@ -96,27 +95,4 @@ defmodule Beaver.MLIR.CAPI do
   def beaver_raw_mlir_type_of_enif_obj(_ctx, _obj), do: :erlang.nif_error(:not_loaded)
   def beaver_raw_string_printer_callback(), do: :erlang.nif_error(:not_loaded)
   def beaver_raw_string_printer_flush(_sp), do: :erlang.nif_error(:not_loaded)
-
-  @nifs @nifs ++
-          [
-            beaver_raw_create_mlir_pass: 5,
-            beaver_raw_logical_mutex_token_signal_success: 1,
-            beaver_raw_logical_mutex_token_signal_failure: 1,
-            beaver_raw_registered_ops: 1,
-            beaver_raw_registered_dialects: 1,
-            beaver_raw_get_string_ref: 1,
-            beaver_raw_read_opaque_ptr: 2,
-            beaver_raw_deallocate_opaque_ptr: 1,
-            beaver_raw_get_null_ptr: 0,
-            beaver_raw_context_attach_diagnostic_handler: 2,
-            beaver_raw_jit_invoke_with_terms: 3,
-            beaver_raw_jit_invoke_with_terms_cpu_bound: 3,
-            beaver_raw_jit_invoke_with_terms_io_bound: 3,
-            beaver_raw_jit_register_enif: 1,
-            beaver_raw_enif_signatures: 1,
-            beaver_raw_enif_functions: 0,
-            beaver_raw_mlir_type_of_enif_obj: 2,
-            beaver_raw_string_printer_callback: 0,
-            beaver_raw_string_printer_flush: 1
-          ]
 end