diff --git a/dzgui/init/migrate.py b/dzgui/init/migrate.py
index 9414b4c..97c5587 100644
--- a/dzgui/init/migrate.py
+++ b/dzgui/init/migrate.py
@@ -1,6 +1,7 @@
 import shutil
 
 from pathlib import Path
+from typing import Any
 from dzgui.const.constants import LEGACY_CONFIG_PATH, LEGACY_COLS_PATH, LEGACY_IPS_PATH
 from dzgui.config.convert import rc2json
 from dzgui.util._json import read_json, write_json
@@ -17,7 +18,7 @@ def has_new_config(config: Path) -> bool:
     return config.exists()
 
 
-def convert_cols_file(res: Path) -> dict[str, int] | None:
+def convert_cols_file(res: Path) -> Any | None:
     j = read_json(res)
     cols = j["cols"]
     # NOTE: implies prior conversion
diff --git a/dzgui/util/_json.py b/dzgui/util/_json.py
index 58faa93..cad0263 100644
--- a/dzgui/util/_json.py
+++ b/dzgui/util/_json.py
@@ -12,7 +12,7 @@ def read_json(path: Path) -> Any:
         raise e
 
 
-def write_json(data: dict, path: Path) -> None:
+def write_json(data: dict[str, Any], path: Path) -> None:
     try:
         j = json.dumps(data, indent=2)
         path.write_text(j)