diff --git a/doc/procps.3 b/doc/procps.3
index 061e54e6..0e92a406 100644
--- a/doc/procps.3
+++ b/doc/procps.3
@@ -16,7 +16,7 @@
 .\" Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 .\" %%%LICENSE_END
 .\"
-.TH PROCPS 3 "January 2021" "libproc-2"
+.TH PROCPS 3 "February 2021" "libproc-2"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .nh
diff --git a/doc/procps_misc.3 b/doc/procps_misc.3
index 3c36863b..5a1ef70b 100644
--- a/doc/procps_misc.3
+++ b/doc/procps_misc.3
@@ -17,7 +17,7 @@
 .\" Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 .\" %%%LICENSE_END
 .\"
-.TH PROCPS_MISC 3 "January 2021" "libproc-2"
+.TH PROCPS_MISC 3 "February 2021" "libproc-2"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .nh
diff --git a/doc/procps_pids.3 b/doc/procps_pids.3
index 5ecdff85..87f2d60d 100644
--- a/doc/procps_pids.3
+++ b/doc/procps_pids.3
@@ -16,7 +16,7 @@
 .\" Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 .\" %%%LICENSE_END
 .\"
-.TH PROCPS_PIDS 3 "January 2021" "libproc-2"
+.TH PROCPS_PIDS 3 "February 2021" "libproc-2"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .nh