diff --git a/ChangeLog b/ChangeLog
index 3bdf5a6..31fe1b7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -15,6 +15,7 @@ Version 4.5.2 'dan Eider':
 		* Add support for proxy protocol V1 
 	- merge PR #618 (by Paul Wayper)
 		* Print full date and time in logs
+		* Add new options: "new-log-timestamp" and "new-timestamp_format"
 	- merge PR #599 (by Cédric Krier)
 		* Do not use FIPS and remove hardcode OPENSSL_VERSION_NUMBER with LibreSSL
 	- update Docker mongoDB and fix with workaround the missing systemctl
diff --git a/README.turnserver b/README.turnserver
index a5bf149..4e773c1 100644
--- a/README.turnserver
+++ b/README.turnserver
@@ -225,6 +225,10 @@ Flags:
 			name will be constructed as-is, without PID and date appendage.
 			This option can be used, for example, together with the logrotate tool.
 
+--new-log-timestamp				Enable full ISO-8601 timestamp in all logs.
+
+--new-timestamp_format    	<format>	Set timestamp format (in strftime(1) format)
+
 --secure-stun		Require authentication of the STUN Binding request.
 			By default, the clients are allowed anonymous access to the STUN Binding functionality.
 
diff --git a/man/man1/turnadmin.1 b/man/man1/turnadmin.1
index 2faea94..8fcdfd5 100644
--- a/man/man1/turnadmin.1
+++ b/man/man1/turnadmin.1
@@ -1,5 +1,5 @@
 .\" Text automatically generated by txt2man
-.TH TURN 1 "07 December 2020" "" ""
+.TH TURN 1 "08 December 2020" "" ""
 .SH GENERAL INFORMATION
 
 \fIturnadmin\fP is a TURN administration tool. This tool can be used to manage
diff --git a/man/man1/turnserver.1 b/man/man1/turnserver.1
index b7fe4a1..6a8941e 100644
--- a/man/man1/turnserver.1
+++ b/man/man1/turnserver.1
@@ -1,5 +1,5 @@
 .\" Text automatically generated by txt2man
-.TH TURN 1 "07 December 2020" "" ""
+.TH TURN 1 "08 December 2020" "" ""
 .SH GENERAL INFORMATION
 
 The \fBTURN Server\fP project contains the source code of a TURN server and TURN client
@@ -338,6 +338,14 @@ name will be constructed as\-is, without PID and date appendage.
 This option can be used, for example, together with the logrotate tool.
 .TP
 .B
+\fB\-\-new\-log\-timestamp\fP
+Enable full ISO\-8601 timestamp in all logs.
+.TP
+.B
+\fB\-\-new\-timestamp_format\fP
+<format>        Set timestamp format (in \fBstrftime\fP(1) format)
+.TP
+.B
 \fB\-\-secure\-stun\fP
 Require authentication of the STUN Binding request.
 By default, the clients are allowed anonymous access to the STUN Binding functionality.
diff --git a/man/man1/turnutils.1 b/man/man1/turnutils.1
index e6d0e9c..24bcf6e 100644
--- a/man/man1/turnutils.1
+++ b/man/man1/turnutils.1
@@ -1,5 +1,5 @@
 .\" Text automatically generated by txt2man
-.TH TURN 1 "07 December 2020" "" ""
+.TH TURN 1 "08 December 2020" "" ""
 .SH GENERAL INFORMATION
 
 A set of turnutils_* programs provides some utility functionality to be used