diff --git a/selfdrive/test/process_replay/ref_commit b/selfdrive/test/process_replay/ref_commit
index 0f7e9f3b54..02e4b997aa 100644
--- a/selfdrive/test/process_replay/ref_commit
+++ b/selfdrive/test/process_replay/ref_commit
@@ -1 +1 @@
-ceb0b4abed9ad463a9fe98d9b98a05875a52806f
\ No newline at end of file
+3942de8e75caa7a99828e65c3396abd94d6b3da7
diff --git a/selfdrive/test/process_replay/regen.py b/selfdrive/test/process_replay/regen.py
index 4f68643109..fe33443b49 100755
--- a/selfdrive/test/process_replay/regen.py
+++ b/selfdrive/test/process_replay/regen.py
@@ -118,7 +118,7 @@ def regen_and_save(
 
   log_dir = os.path.join(outdir, time.strftime("%Y-%m-%d--%H-%M-%S--0", time.gmtime()))
   rel_log_dir = os.path.relpath(log_dir)
-  rpath = os.path.join(log_dir, "rlog.zst")
+  rpath = os.path.join(log_dir, "rlog.bz2")
 
   os.makedirs(log_dir)
   save_log(rpath, output_logs, compress=True)
diff --git a/selfdrive/test/process_replay/test_processes.py b/selfdrive/test/process_replay/test_processes.py
index 820f9a1899..3bd58dfacb 100755
--- a/selfdrive/test/process_replay/test_processes.py
+++ b/selfdrive/test/process_replay/test_processes.py
@@ -197,11 +197,11 @@ if __name__ == "__main__":
         if cfg.proc_name not in tested_procs:
           continue
 
-        cur_log_fn = os.path.join(FAKEDATA, f"{segment}_{cfg.proc_name}_{cur_commit}.zst")
+        cur_log_fn = os.path.join(FAKEDATA, f"{segment}_{cfg.proc_name}_{cur_commit}.bz2")
         if args.update_refs:  # reference logs will not exist if routes were just regenerated
           ref_log_path = get_url(*segment.rsplit("--", 1))
         else:
-          ref_log_fn = os.path.join(FAKEDATA, f"{segment}_{cfg.proc_name}_{ref_commit}.zst")
+          ref_log_fn = os.path.join(FAKEDATA, f"{segment}_{cfg.proc_name}_{ref_commit}.bz2")
           ref_log_path = ref_log_fn if os.path.exists(ref_log_fn) else BASE_URL + os.path.basename(ref_log_fn)
 
         dat = None if args.upload_only else log_data[segment]