diff --git a/dvc/repo/checkout.py b/dvc/repo/checkout.py
index 67e4ce268a..a722afd294 100644
--- a/dvc/repo/checkout.py
+++ b/dvc/repo/checkout.py
@@ -51,20 +51,16 @@ def _build_out_changes(index, changes):
         out_keys.append(key)
 
     out_changes = {}
-    for objects in changes.values():
-        for change in objects:
-            for out_key in out_keys:
-                if (
-                    len(out_key) > len(change.key)
-                    or change.key[: len(out_key)] != out_key
-                ):
-                    continue
-
-                if change.key == out_key:
-                    out_changes[out_key] = change.typ
-                elif not out_changes.get(out_key):
-                    out_changes[out_key] = MODIFY
-                break
+    for key, change in changes.items():
+        for out_key in out_keys:
+            if len(out_key) > len(key) or key[: len(out_key)] != out_key:
+                continue
+
+            if key == out_key:
+                out_changes[out_key] = change.typ
+            elif not out_changes.get(out_key):
+                out_changes[out_key] = MODIFY
+            break
 
     return out_changes
 
diff --git a/dvc/repo/worktree.py b/dvc/repo/worktree.py
index 9cf39253b6..319259d6bd 100644
--- a/dvc/repo/worktree.py
+++ b/dvc/repo/worktree.py
@@ -166,7 +166,7 @@ def push_worktree(
                     latest_only=remote_obj.worktree,
                     jobs=jobs,
                 )
-                pushed += sum(len(changes) for changes in diff.changes.values())
+                pushed += len(diff.files_create)
             except VersioningNotSupported:
                 logger.exception("")
                 raise DvcException(
diff --git a/pyproject.toml b/pyproject.toml
index cdb3d6bcf3..325261eff3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ dependencies = [
     "configobj>=5.0.6",
     "distro>=1.3",
     "dpath<3,>=2.1.0",
-    "dvc-data>=2.12.0,<2.13.0",
+    "dvc-data>=2.13.1,<2.14.0",
     "dvc-http>=2.29.0",
     "dvc-render>=0.3.1,<1",
     "dvc-studio-client>=0.9.2,<1",