diff --git a/datalad_next/iter_collections/gitworktree.py b/datalad_next/iter_collections/gitworktree.py
index a2dee1b58..e2448f1cd 100644
--- a/datalad_next/iter_collections/gitworktree.py
+++ b/datalad_next/iter_collections/gitworktree.py
@@ -23,10 +23,9 @@
 from datalad_next.runners import (
     DEVNULL,
     LineSplitter,
-    ThreadedRunner,
     StdOutCaptureGeneratorProtocol,
 )
-
+from datalad_next.runners.run import run
 from .utils import (
     FileSystemItem,
     FileSystemItemType,
@@ -250,8 +249,7 @@ def _lsfiles_line2props(
 
 
 def _git_ls_files(path, *args):
-    # we use a plain runner to avoid the overhead of a GitRepo instance
-    runner = ThreadedRunner(
+    with run(
         cmd=[
             'git', 'ls-files',
             # we rely on zero-byte splitting below
@@ -261,12 +259,12 @@ def _git_ls_files(path, *args):
         ],
         protocol_class=StdOutCaptureGeneratorProtocol,
         stdin=DEVNULL,
-        # run in the directory we want info on
         cwd=path,
-    )
-    line_splitter = LineSplitter('\0', keep_ends=False)
-    # for each command output chunk received by the runner
-    for content in runner.run():
-        # for each zerobyte-delimited "line" in the output
-        for line in line_splitter.process(content.decode('utf-8')):
-            yield line
+    ) as r:
+        # we use a plain runner to avoid the overhead of a GitRepo instance
+        line_splitter = LineSplitter('\0', keep_ends=False)
+        # for each command output chunk received by the runner
+        for content in r:
+            # for each zerobyte-delimited "line" in the output
+            for line in line_splitter.process(content.decode('utf-8')):
+                yield line