diff --git a/Makefile.am b/Makefile.am
index 7937048..14f3fea 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -49,7 +49,7 @@ include mem/Makefile.am
 
 # LIB version info not necessarily the same as package version
 LIBISAL_CURRENT=2
-LIBISAL_REVISION=26
+LIBISAL_REVISION=27
 LIBISAL_AGE=0
 
 lib_LTLIBRARIES = libisal.la
diff --git a/configure.ac b/configure.ac
index ea3de3a..4d44a86 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@
 
 AC_PREREQ(2.69)
 AC_INIT([libisal],
-        [2.26.0],
+        [2.27.0],
         [sg.support.isal@intel.com],
         [isa-l],
         [http://01.org/storage-acceleration-library])
diff --git a/isa-l.def b/isa-l.def
index 01525a1..b372366 100644
--- a/isa-l.def
+++ b/isa-l.def
@@ -1,5 +1,5 @@
 LIBRARY  isa-l
-VERSION  2.26
+VERSION  2.27
 EXPORTS
 
 ec_encode_data_sse      @1
diff --git a/make.inc b/make.inc
index bf3dfd3..2a71099 100644
--- a/make.inc
+++ b/make.inc
@@ -39,7 +39,7 @@
 #	trace - get simulator trace
 #	clean - remove object files
 
-version ?= 2.26.0
+version ?= 2.27.0
 host_cpu ?= $(shell uname -m | sed -e 's/amd/x86_/')
 arch ?= $(shell uname | grep -v -e Linux -e BSD )
 
diff --git a/programs/igzip.1 b/programs/igzip.1
index 18b0f79..33aac4a 100644
--- a/programs/igzip.1
+++ b/programs/igzip.1
@@ -1,5 +1,5 @@
 .\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.47.10.
-.TH IGZIP "1" "June 2019" "igzip command line interface 2.26.0" "User Commands"
+.TH IGZIP "1" "June 2019" "igzip command line interface 2.27.0" "User Commands"
 .SH NAME
 igzip \- compress or decompress files similar to gzip
 .SH SYNOPSIS
@@ -59,8 +59,8 @@ do not save/use file name and timestamp in compress/decompress
 \fB\-t\fR, \fB\-\-test\fR
 test compressed file integrity
 .TP
-\fB\-T\fR, \fB\-\-threads\fR
-use N threads to compress if enabled
+\fB\-T\fR, \fB\-\-threads\fR <n>
+use n threads to compress if enabled
 .TP
 \fB\-q\fR, \fB\-\-quiet\fR
 suppress warnings