diff --git a/man3/strfromd.3 b/man3/strfromd.3
index fc747438a..e451b454c 100644
--- a/man3/strfromd.3
+++ b/man3/strfromd.3
@@ -71,7 +71,7 @@ At most
 characters are stored into
 .IR str .
 .PP
-The terminating null character ('\e0') is written if and only if
+The terminating null byte ('\e0') is written if and only if
 .I n
 is sufficiently large, otherwise the written string is truncated at
 .I n
@@ -162,7 +162,7 @@ functions return the number of characters that would have been written in
 if
 .I n
 had enough space,
-not counting the terminating null character.
+not counting the terminating null byte.
 Thus, a return value of
 .I n
 or greater means that the output was truncated.