diff --git a/doc/7-systems/n163.md b/doc/7-systems/n163.md
index ecd2611e8..a810f8106 100644
--- a/doc/7-systems/n163.md
+++ b/doc/7-systems/n163.md
@@ -1,4 +1,4 @@
-# Namco 163 (also called N163, Namco C163, Namco 106 [_sic_], Namco 160 or Namco 129)
+# Namco 163 (also called N163, Namco C163, Namco 106 [sic], Namco 160 or Namco 129)
 
 this is one of Namco's NES mappers, with up to 8 wavetable channels.