diff --git a/tools/precommit/check_file_properties.py b/tools/precommit/check_file_properties.py
index 0b91459af3..7d71f403ef 100755
--- a/tools/precommit/check_file_properties.py
+++ b/tools/precommit/check_file_properties.py
@@ -152,7 +152,12 @@ def check_file(path: pathlib.Path) -> typing.List[str]:
     if "\r\n" in content:
         warnings += [f"{path}: contains DOS linebreaks"]
 
-    if fn_ext not in (".pot", ".patch") and basefn != "Makefile" and "\t" in content:
+    if (
+        fn_ext not in (".pot", ".patch")
+        and basefn != "Makefile"
+        and basefn != "generate_arch_files.sh"
+        and "\t" in content
+    ):
         warnings += [f"{path}: contains tab character"]
 
     if fn_ext == ".cu" and "#if defined(_OMP_H)\n#error" not in content: