diff --git a/man3/circleq.3 b/man3/circleq.3
index a2b49210f..2b98edaa7 100644
--- a/man3/circleq.3
+++ b/man3/circleq.3
@@ -249,7 +249,7 @@ structure, respectively.
 returns an initializer that can be assigned to the queue
 .IR head .
 .SH CONFORMING TO
-Not in POSIX.1, POSIX.1-2001 or POSIX.1-2008.
+Not in POSIX.1, POSIX.1-2001, or POSIX.1-2008.
 Present on the BSDs
 (CIRCLEQ macros first appeared in 4.4BSD).
 .SH BUGS
diff --git a/man3/list.3 b/man3/list.3
index a678c656c..2aec5ac64 100644
--- a/man3/list.3
+++ b/man3/list.3
@@ -254,7 +254,7 @@ structure, respectively.
 returns an initializer that can be assigned to the list
 .IR head .
 .SH CONFORMING TO
-Not in POSIX.1, POSIX.1-2001 or POSIX.1-2008.
+Not in POSIX.1, POSIX.1-2001, or POSIX.1-2008.
 Present on the BSDs
 (LIST macros first appeared in 4.4BSD).
 .SH BUGS
diff --git a/man3/slist.3 b/man3/slist.3
index 336a8180a..9cd4dfea5 100644
--- a/man3/slist.3
+++ b/man3/slist.3
@@ -262,7 +262,7 @@ structure, respectively.
 returns an initializer that can be assigned to the list
 .IR head .
 .SH CONFORMING TO
-Not in POSIX.1, POSIX.1-2001 or POSIX.1-2008.
+Not in POSIX.1, POSIX.1-2001, or POSIX.1-2008.
 Present on the BSDs
 (SLIST macros first appeared in 4.4BSD).
 .SH BUGS
diff --git a/man3/stailq.3 b/man3/stailq.3
index a2cee8bf6..e68cd25b2 100644
--- a/man3/stailq.3
+++ b/man3/stailq.3
@@ -284,7 +284,7 @@ structure, respectively.
 returns an initializer that can be assigned to the queue
 .IR head .
 .SH CONFORMING TO
-Not in POSIX.1, POSIX.1-2001 or POSIX.1-2008.
+Not in POSIX.1, POSIX.1-2001, or POSIX.1-2008.
 Present on the BSDs
 (STAILQ macros first appeared in 4.4BSD).
 .SH BUGS
diff --git a/man7/queue.7 b/man7/queue.7
index 1c3760de5..f92887a36 100644
--- a/man7/queue.7
+++ b/man7/queue.7
@@ -134,7 +134,7 @@ However:
 .IP * 3
 The termination condition for traversal is more complex.
 .SH CONFORMING TO
-Not in POSIX.1, POSIX.1-2001 or POSIX.1-2008.
+Not in POSIX.1, POSIX.1-2001, or POSIX.1-2008.
 Present on the BSDs.
 .I <sys/queue.h>
 macros first appeared in 4.4BSD.