1 files changed, 2 insertions, 2 deletions
diff --git a/mandoc.3 b/mandoc.3
index 058c4a12..b7a2e6a4 100644
--- a/mandoc.3
+++ b/mandoc.3
@@ -76,14 +76,14 @@
 .Fn mchars_num2uc "const char *cp" "size_t sz"
 .Ft "const char *"
 .Fo mchars_spec2str
-.Fa "struct mchars *p"
+.Fa "const struct mchars *p"
 .Fa "const char *cp"
 .Fa "size_t sz"
 .Fa "size_t *rsz"
 .Fc
 .Ft int
 .Fo mchars_spec2cp
-.Fa "struct mchars *p"
+.Fa "const struct mchars *p"
 .Fa "const char *cp"
 .Fa "size_t sz"
 .Ft "const char *"