diff --git a/Android.mk b/Android.mk
index 140d8b3..721f72e 100644
--- a/Android.mk
+++ b/Android.mk
@@ -4,7 +4,7 @@
 
 LOCAL_PATH := $(call my-dir)
 
-VERSION := 3.1a
+VERSION := 3.1
 TTY_Q_SZ := 0
 HISTFILE := .picocom_history
 
diff --git a/Makefile b/Makefile
index 9227e1c..d6a4d60 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 
-VERSION = 3.1a
+VERSION = 3.1
 
 #CC ?= gcc
 CPPFLAGS += -DVERSION_STR=\"$(VERSION)\"
diff --git a/picocom.1 b/picocom.1
index f3a2549..ec7d314 100644
--- a/picocom.1
+++ b/picocom.1
@@ -1,7 +1,7 @@
 .\" Automatically generated by Pandoc 1.16.0.2
 .\"
 .ad l
-.TH "PICOCOM" "1" "2018-01-16" "Picocom 3.1a" "User Commands"
+.TH "PICOCOM" "1" "2018-02-01" "Picocom 3.1" "User Commands"
 .nh \" Turn off hyphenation by default.
 .SH NAME
 .PP
diff --git a/picocom.1.html b/picocom.1.html
index 97db252..dd4fb51 100644
--- a/picocom.1.html
+++ b/picocom.1.html
@@ -11,7 +11,7 @@
 </head>
 <body>
 <div id="header">
-  <h1 class="title"><div id="pgname">PICOCOM(1)</div><div id="version">v3.1a / 2018-01-16</div></h1>
+  <h1 class="title"><div id="pgname">PICOCOM(1)</div><div id="version">v3.1 / 2018-02-01</div></h1>
 </div>
 <h1 id="name">NAME</h1>
 <p>picocom - minimal dumb-terminal emulation program</p>
diff --git a/picocom.1.pdf b/picocom.1.pdf
index 4e1a63a..c6efe36 100644
Binary files a/picocom.1.pdf and b/picocom.1.pdf differ
