diff --git a/man/mllex.1 b/man/mllex.1
index 78230d26fa..7401008f72 100644
--- a/man/mllex.1
+++ b/man/mllex.1
@@ -1,4 +1,4 @@
-.TH mllex 1 "February 23, 2008"
+.TH mllex 1 "February 6, 2018"
 .SH NAME
 \fBmllex\fP \- lexer generator for use with Standard ML and MLton
 .SH SYNOPSIS
diff --git a/man/mlnlffigen.1 b/man/mlnlffigen.1
index ec79e5bb5c..5dc293ff6a 100644
--- a/man/mlnlffigen.1
+++ b/man/mlnlffigen.1
@@ -1,4 +1,4 @@
-.TH mlnlffigen 1 "August 25, 2005"
+.TH mlnlffigen 1 "February 6, 2018"
 .SH NAME
 \fBmlnlffigen\fP \- glue-code generator for use with the new "NLFFI" foreign function interface for Standard ML and MLton
 .SH SYNOPSIS
diff --git a/man/mlprof.1 b/man/mlprof.1
index 32cb077bc1..995561420f 100644
--- a/man/mlprof.1
+++ b/man/mlprof.1
@@ -1,4 +1,4 @@
-.TH mlprof 1 "July 15, 2013"
+.TH mlprof 1 "February 6, 2018"
 .SH NAME
 \fBmlprof\fP \- display profiling information for a MLton-compiled executable
 .SH SYNOPSIS
diff --git a/man/mlton.1 b/man/mlton.1
index ed7a209a20..a89736f9de 100644
--- a/man/mlton.1
+++ b/man/mlton.1
@@ -1,4 +1,4 @@
-.TH mlton 1 "July 15, 2013"
+.TH mlton 1 "February 6, 2018"
 .SH NAME
 \fBmlton\fP \- whole-program compiler for the Standard ML (SML) programming
 language
diff --git a/man/mlyacc.1 b/man/mlyacc.1
index e109cd926b..14f4e5edd9 100644
--- a/man/mlyacc.1
+++ b/man/mlyacc.1
@@ -1,4 +1,4 @@
-.TH mlyacc 1 "February 23, 2008"
+.TH mlyacc 1 "February 6, 2018"
 .SH NAME
 \fBmlyacc\fP \- parser generator for use with Standard ML and MLton
 .SH SYNOPSIS