diff --git a/kittens/hints/main.py b/kittens/hints/main.py
index e3e3e3a69..fba88370b 100644
--- a/kittens/hints/main.py
+++ b/kittens/hints/main.py
@@ -360,12 +360,8 @@ def load_custom_processor(customize_processing: str) -> Any:
         return {k: getattr(m, k) for k in dir(m)}
     if customize_processing == '::linenum::':
         return {'mark': linenum_marks, 'handle_result': linenum_handle_result}
-    from kitty.constants import config_dir
-    customize_processing = os.path.expandvars(os.path.expanduser(customize_processing))
-    if os.path.isabs(customize_processing):
-        custom_path = customize_processing
-    else:
-        custom_path = os.path.join(config_dir, customize_processing)
+    from kitty.constants import resolve_custom_file
+    custom_path = resolve_custom_file(customize_processing)
     import runpy
     return runpy.run_path(custom_path, run_name='__main__')
 
diff --git a/kitty/constants.py b/kitty/constants.py
index 13c1e99fe..a6b4799e4 100644
--- a/kitty/constants.py
+++ b/kitty/constants.py
@@ -198,3 +198,10 @@ def running_in_kitty(set_val: Optional[bool] = None) -> bool:
     if set_val is not None:
         setattr(running_in_kitty, 'ans', set_val)
     return bool(getattr(running_in_kitty, 'ans', False))
+
+
+def resolve_custom_file(path: str) -> str:
+    path = os.path.expandvars(os.path.expanduser(path))
+    if not os.path.isabs(path):
+        path = os.path.join(config_dir, path)
+    return path