diff --git a/man3/getopt.3 b/man3/getopt.3
index 1049f5f17..657de8da1 100644
--- a/man3/getopt.3
+++ b/man3/getopt.3
@@ -277,7 +277,7 @@ Error and \-1 returns are the same as for
 .BR getopt (),
 plus '?' for an
 ambiguous match or an extraneous parameter.
-.SH "ENVIRONMENT VARIABLES"
+.SH ENVIRONMENT
 .TP
 .SM
 .B POSIXLY_CORRECT
diff --git a/man8/tzselect.8 b/man8/tzselect.8
index d1990668c..25cac64fd 100644
--- a/man8/tzselect.8
+++ b/man8/tzselect.8
@@ -13,7 +13,7 @@ and outputs the resulting time zone description to standard output.
 The output is suitable as a value for the TZ environment variable.
 .PP
 All interaction with the user is done via standard input and standard error.
-.SH "ENVIRONMENT VARIABLES"
+.SH ENVIRONMENT
 .TP
 \fBAWK\fP
 Name of a Posix-compliant