diff --git a/man2/fork.2 b/man2/fork.2
index d82ff5658..a832ff969 100644
--- a/man2/fork.2
+++ b/man2/fork.2
@@ -109,7 +109,7 @@ nor does it inherit any asynchronous I/O contexts from its parent (see
 .BR io_setup (2)).
 .PP
 The process attributes in the preceding list are all specified
-in POSIX.1-2001.
+in POSIX.1.
 The parent and child also differ with respect to the following
 Linux-specific process attributes:
 .IP * 3
@@ -186,7 +186,7 @@ This means that the two descriptors share the same flags
 .IP *
 The child inherits copies of the parent's set of open directory streams (see
 .BR opendir (3)).
-POSIX.1-2001 says that the corresponding directory streams
+POSIX.1 says that the corresponding directory streams
 in the parent and child
 .I may
 share the directory stream positioning;
@@ -235,7 +235,7 @@ is not supported on this platform (for example,
 .\" e.g., arm (optionally), blackfin, c6x, frv, h8300, microblaze, xtensa
 hardware without a Memory-Management Unit).
 .SH CONFORMING TO
-SVr4, 4.3BSD, POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008, SVr4, 4.3BSD.
 .SH NOTES
 .PP
 Under Linux,