diff --git a/man3/realpath.3 b/man3/realpath.3
index 9e79b6e4f..3854c3941 100644
--- a/man3/realpath.3
+++ b/man3/realpath.3
@@ -47,7 +47,7 @@ expands all symbolic links and resolves references
 to
 .IR "/./" ", " "/../"
 and extra \(aq/\(aq
-characters in the null terminated string named by
+characters in the null-terminated string named by
 .I path
 and stores the canonicalized absolute pathname in the buffer of size
 .B PATH_MAX
diff --git a/man7/packet.7 b/man7/packet.7
index e55c7bd5c..0b6c66903 100644
--- a/man7/packet.7
+++ b/man7/packet.7
@@ -351,7 +351,7 @@ is the IEEE 802.3 protocol type as defined in
 .I <sys/if_ether.h>
 and
 .I spkt_device
-is the device name as a null terminated string, for example, eth0.
+is the device name as a null-terminated string, for example, eth0.
 
 This structure is obsolete and should not be used in new code.
 .SH BUGS
diff --git a/man7/socket.7 b/man7/socket.7
index 947bdd777..b9c7a3222 100644
--- a/man7/socket.7
+++ b/man7/socket.7
@@ -217,7 +217,7 @@ as specified in the passed interface name.
 If the
 name is an empty string or the option length is zero, the socket device
 binding is removed.
-The passed option is a variable-length null terminated
+The passed option is a variable-length null-terminated
 interface name string with the maximum size of
 .BR IFNAMSIZ .
 If a socket is bound to an interface,