diff --git a/packages/react-native/ReactCommon/react/renderer/mounting/Differentiator.cpp b/packages/react-native/ReactCommon/react/renderer/mounting/Differentiator.cpp
index cf0aa8dfde3..162ffac0bb1 100644
--- a/packages/react-native/ReactCommon/react/renderer/mounting/Differentiator.cpp
+++ b/packages/react-native/ReactCommon/react/renderer/mounting/Differentiator.cpp
@@ -1556,7 +1556,7 @@ static void calculateShadowViewMutationsV2(
 /**
  * Only used by unit tests currently.
  */
-static void sliceChildShadowNodeViewPairsRecursivelyLegacy(
+static void sliceChildShadowNodeViewPairsRecursivelyForTesting(
     ShadowViewNodePair::OwningList& pairList,
     Point layoutOffset,
     const ShadowNode& shadowNode) {
@@ -1587,7 +1587,7 @@ static void sliceChildShadowNodeViewPairsRecursivelyLegacy(
         pairList.push_back({shadowView, &childShadowNode});
       }
 
-      sliceChildShadowNodeViewPairsRecursivelyLegacy(
+      sliceChildShadowNodeViewPairsRecursivelyForTesting(
           pairList, origin, childShadowNode);
     }
   }
@@ -1596,7 +1596,7 @@ static void sliceChildShadowNodeViewPairsRecursivelyLegacy(
 /**
  * Only used by unit tests currently.
  */
-ShadowViewNodePair::OwningList sliceChildShadowNodeViewPairsLegacy(
+ShadowViewNodePair::OwningList sliceChildShadowNodeViewPairsForTesting(
     const ShadowNode& shadowNode) {
   auto pairList = ShadowViewNodePair::OwningList{};
 
@@ -1606,7 +1606,8 @@ ShadowViewNodePair::OwningList sliceChildShadowNodeViewPairsLegacy(
     return pairList;
   }
 
-  sliceChildShadowNodeViewPairsRecursivelyLegacy(pairList, {0, 0}, shadowNode);
+  sliceChildShadowNodeViewPairsRecursivelyForTesting(
+      pairList, {0, 0}, shadowNode);
 
   return pairList;
 }
diff --git a/packages/react-native/ReactCommon/react/renderer/mounting/Differentiator.h b/packages/react-native/ReactCommon/react/renderer/mounting/Differentiator.h
index 1aaa5760ca0..6215bad061c 100644
--- a/packages/react-native/ReactCommon/react/renderer/mounting/Differentiator.h
+++ b/packages/react-native/ReactCommon/react/renderer/mounting/Differentiator.h
@@ -63,7 +63,7 @@ ShadowViewNodePair::NonOwningList sliceChildShadowNodeViewPairsV2(
  * Generates a list of `ShadowViewNodePair`s that represents a layer of a
  * flattened view hierarchy. This is *only* used by unit tests currently.
  */
-ShadowViewNodePair::OwningList sliceChildShadowNodeViewPairsLegacy(
+ShadowViewNodePair::OwningList sliceChildShadowNodeViewPairsForTesting(
     const ShadowNode& shadowNode);
 
 } // namespace facebook::react
diff --git a/packages/react-native/ReactCommon/react/renderer/mounting/stubs.cpp b/packages/react-native/ReactCommon/react/renderer/mounting/stubs.cpp
index 59867f48c0e..fedd71c8d7d 100644
--- a/packages/react-native/ReactCommon/react/renderer/mounting/stubs.cpp
+++ b/packages/react-native/ReactCommon/react/renderer/mounting/stubs.cpp
@@ -55,7 +55,7 @@ static void calculateShadowViewMutationsForNewTree(
         parentShadowView, newChildPair.shadowView, static_cast<int>(index)));
 
     auto newGrandChildPairs =
-        sliceChildShadowNodeViewPairsLegacy(*newChildPair.shadowNode);
+        sliceChildShadowNodeViewPairsForTesting(*newChildPair.shadowNode);
 
     calculateShadowViewMutationsForNewTree(
         mutations, newChildPair.shadowView, newGrandChildPairs);
@@ -70,7 +70,7 @@ StubViewTree buildStubViewTreeWithoutUsingDifferentiator(
   calculateShadowViewMutationsForNewTree(
       mutations,
       ShadowView(rootShadowNode),
-      sliceChildShadowNodeViewPairsLegacy(rootShadowNode));
+      sliceChildShadowNodeViewPairsForTesting(rootShadowNode));
 
   auto emptyRootShadowNode = rootShadowNode.clone(ShadowNodeFragment{
       ShadowNodeFragment::propsPlaceholder(),