diff --git a/claudini/bench.py b/claudini/bench.py
index ef245ff..d08ea68 100644
--- a/claudini/bench.py
+++ b/claudini/bench.py
@@ -47,7 +47,7 @@ class BenchmarkConfig:
     input_spec: InputSpec = field(default_factory=InputSpec.default)
 
     # Token filtering and final evaluation mode
-    filter_ascii: bool = True  # block non-ASCII / non-printable tokens
+    filter_ascii: bool = False  # block non-ASCII / non-printable tokens
     filter_special: bool = False  # block special / control / added tokens
     filter_retok: bool = False  # decode->re-encode retokenization round-trip filter
     final_input: str = "tokens"
diff --git a/claudini/run_bench.py b/claudini/run_bench.py
index d9b95ec..c85c24c 100644
--- a/claudini/run_bench.py
+++ b/claudini/run_bench.py
@@ -115,7 +115,7 @@ def run_bench(
     resolved_max_time = preset_cfg.get("max_time", None)
 
     # Token filtering
-    resolved_filter_ascii = preset_cfg.get("filter_ascii", True)
+    resolved_filter_ascii = preset_cfg.get("filter_ascii", False)
     resolved_filter_special = preset_cfg.get("filter_special", False)
     resolved_filter_retok = preset_cfg.get("filter_retok", False)
     resolved_final_input = preset_cfg.get("final_input", "tokens")