diff --git a/src/getchar.c b/src/getchar.c
index c265a6f..23611a1 100644
--- a/src/getchar.c
+++ b/src/getchar.c
@@ -3427,7 +3427,7 @@
 			    showmap(mp, map_table != maphash);
 			    did_it = TRUE;
 			}
-			else if (n != len)	/* new entry is ambigious */
+			else if (n != len)	/* new entry is ambiguous */
 			{
 			    mpp = &(mp->m_next);
 			    continue;