diff --git a/validation/tools/compare_raptor_pimcomp.py b/validation/tools/compare_raptor_pimcomp.py
index 2e3c030..dd743c7 100644
--- a/validation/tools/compare_raptor_pimcomp.py
+++ b/validation/tools/compare_raptor_pimcomp.py
@@ -504,6 +504,10 @@ def compile_pimcomp(
     steps: list[StepRecord],
 ) -> tuple[Path, Path]:
     out_dir.mkdir(parents=True, exist_ok=True)
+    pimcomp_output_dir = args.pimcomp_dir / "output"
+    pimcomp_output_dir.mkdir(parents=True, exist_ok=True)
+    for name in ("SimulationInfo.gz", "VerificationInfo.json", "MappingResult.txt"):
+        (pimcomp_output_dir / name).unlink(missing_ok=True)
     model_name = args.pimcomp_model_name or f"compare_{model_path.stem}"
     frontend_json = args.pimcomp_dir / "models/JSON" / f"{model_name}.json"
     frontend_cmd = [
@@ -536,7 +540,7 @@ def compile_pimcomp(
         timeout_sec=args.timeout_seconds,
         steps=steps,
     )
-    copy_pimcomp_outputs(args.pimcomp_dir / "output", out_dir)
+    copy_pimcomp_outputs(pimcomp_output_dir, out_dir)
     return out_dir / "VerificationInfo.json", out_dir / "SimulationInfo.gz"