diff --git a/refresh.template.py b/refresh.template.py
index 194f365..4ab7864 100644
--- a/refresh.template.py
+++ b/refresh.template.py
@@ -1142,8 +1142,8 @@ def _convert_compile_commands(aquery_output):
 
     # Process each action from Bazelisms -> file paths and their clang commands
     # Threads instead of processes because most of the execution time is farmed out to subprocesses. No need to sidestep the GIL. Might change after https://github.com/clangd/clangd/issues/123 resolved
-    with concurrent.futures.ThreadPoolExecutor(
-        max_workers=min(32, (os.cpu_count() or 1) + 4) # Backport. Default in MIN_PY=3.8. See "using very large resources implicitly on many-core machines" in https://docs.python.org/3/library/concurrent.futures.html#concurrent.futures.ThreadPoolExecutor
+    with concurrent.futures.ProcessPoolExecutor(
+        max_workers=os.cpu_count() # Default before Python 3.13, after which it is os.process_cpu_count().
     ) as threadpool:
         outputs = threadpool.map(_get_cpp_command_for_files, aquery_output.actions)