diff --git a/strkit/mi/base.py b/strkit/mi/base.py
index c7249aa..cd0431a 100644
--- a/strkit/mi/base.py
+++ b/strkit/mi/base.py
@@ -214,8 +214,8 @@ def calculate(self, included_contigs: set) -> MIResult | None:
             logger_args = [contig_result.contig, n_total, res / n_total * 100, res_pm1 / n_total * 100]
 
             extras = (
-                (res_95_ci, "95% CI"),
-                (res_99_ci, "99% CI"),
+                (res_95_ci, "95%% CI"),
+                (res_99_ci, "99%% CI"),
                 (res_seq, "seq"),
                 (res_sl, "s.l."),
                 (res_sl_pm1, "s.l.±1"),