diff --git a/src/subgraph/even-split.c b/src/subgraph/even-split.c
index 181bd2d3ce9..fe16af8c2e2 100644
--- a/src/subgraph/even-split.c
+++ b/src/subgraph/even-split.c
@@ -301,18 +301,18 @@ static enum xnn_status check_datatype_copyable(
   return xnn_subgraph_check_quantization_parameter_matches(node_type, input_id, input_value, output_id, output_value);
 }
 
-enum xnn_status xnn_define_even_split_impl(
-  enum xnn_node_type node_type,
+enum xnn_status xnn_define_even_split(
   xnn_subgraph_t subgraph,
   int32_t split_dim,
   uint32_t input_id,
-  size_t num_outputs,
+  uint32_t num_outputs,
   const uint32_t* output_ids,
   uint32_t flags)
 {
-  assert(num_outputs > 1);
-  assert(num_outputs < 5);
+  assert(num_outputs >= 1);
+  assert(num_outputs <= XNN_MAX_OUTPUTS);
 
+  enum xnn_node_type node_type = xnn_node_type_even_split;
   enum xnn_status status;
   if ((status = xnn_subgraph_check_xnnpack_initialized(node_type)) != xnn_status_success) {
     return status;
@@ -342,8 +342,8 @@ enum xnn_status xnn_define_even_split_impl(
     return xnn_status_invalid_parameter;
   }
 
-  for(int i = 0; i < num_outputs; ++i){
-  check_datatype_copyable(subgraph, input_id, output_ids[i], "Nth", node_type);
+  for (int i = 0; i < num_outputs; ++i) {
+    check_datatype_copyable(subgraph, input_id, output_ids[i], "Nth", node_type);
   }
 
   struct xnn_node* node = xnn_subgraph_new_node(subgraph);
@@ -365,16 +365,4 @@ enum xnn_status xnn_define_even_split_impl(
   node->flags = flags;
 
   return xnn_status_success;
-};
-
-inline enum xnn_status xnn_define_even_split(
-  xnn_subgraph_t subgraph,
-  int32_t split_dim,
-  uint32_t input_id,
-  uint32_t num_outputs,
-  const uint32_t* output_ids,
-  uint32_t flags)
-{
-  return xnn_define_even_split_impl(
-    xnn_node_type_even_split, subgraph, split_dim, input_id, num_outputs, output_ids, flags);
 }
diff --git a/test/BUILD.bazel b/test/BUILD.bazel
index e0af25fde7f..93c77791d0c 100644
--- a/test/BUILD.bazel
+++ b/test/BUILD.bazel
@@ -1804,7 +1804,7 @@ xnnpack_unit_test(
 [xnnpack_unit_test(
     name = "even_split_test" if n == None else "even_split%d_test" % n,
     srcs = [
-        "even_split" if n == None else "even-split%s.cc" % n,
+        "even-split.cc" if n == None else "even-split%s.cc" % n,
     ],
     deps = [
         ":replicable_random_device",