diff --git a/lib/libc/gen/psignal.3 b/lib/libc/gen/psignal.3
index b02d23dc16f..cce2a0c1a4d 100644
--- a/lib/libc/gen/psignal.3
+++ b/lib/libc/gen/psignal.3
@@ -122,7 +122,7 @@ function appeared in
 The
 .Fn psiginfo
 function appeared in
-.Fx 15.0 ,
+.Fx 14.3 ,
 .Nx 6.0 ,
 and
 .Dx 4.1 .
diff --git a/lib/libc/gen/rtld_get_var.3 b/lib/libc/gen/rtld_get_var.3
index e211d78345e..092114e86d7 100644
--- a/lib/libc/gen/rtld_get_var.3
+++ b/lib/libc/gen/rtld_get_var.3
@@ -103,4 +103,4 @@ is unknown.
 The
 .Nm
 function first appeared in
-.Fx 15.0 .
+.Fx 14.3 .
diff --git a/lib/libc/sys/getsockopt.2 b/lib/libc/sys/getsockopt.2
index 868f40e9777..c738a152d85 100644
--- a/lib/libc/sys/getsockopt.2
+++ b/lib/libc/sys/getsockopt.2
@@ -676,7 +676,7 @@ The
 option originated in
 .Ox 4.9
 and first appeared in
-.Fx 15.0 .
+.Fx 14.3 .
 The
 .Fx
 implementation aims to be source-compatible.
diff --git a/lib/libc/sys/setcred.2 b/lib/libc/sys/setcred.2
index a1b819d24c5..86f61ddfdb3 100644
--- a/lib/libc/sys/setcred.2
+++ b/lib/libc/sys/setcred.2
@@ -248,7 +248,7 @@ does not.
 The
 .Fn setcred
 system call appeared in
-.Fx 15.0 .
+.Fx 14.3 .
 .Pp
 Traditionally in UNIX, all credential changes beyond shuffles of effective, real
 and saved IDs have been done by setuid binaries that successively call multiple