diff --git a/NOMe_filtering b/NOMe_filtering
index 3cb25df..1d1a81c 100755
--- a/NOMe_filtering
+++ b/NOMe_filtering
@@ -23,7 +23,7 @@ use Carp;
 
 my %chromosomes; # storing sequence information of all chromosomes/scaffolds
 my %processed;   # keeping a record of which chromosomes have been processed
-my $nome_version = 'v0.20.1';
+my $nome_version = 'v0.21.0';
 
 my ($output_dir,$genome_folder,$zero,$CpG_only,$CX_context,$split_by_chromosome,$parent_dir,$coverage_infile,$cytosine_out,$merge_CpGs,$gc_context,$gzip,$nome) = process_commandline();
 
diff --git a/bam2nuc b/bam2nuc
index 4ecea09..6e7a5e3 100755
--- a/bam2nuc
+++ b/bam2nuc
@@ -31,7 +31,7 @@ my %freqs;   # keeping a record of which chromosomes have been processed
 my %genomic_freqs;
 my %processed;
 
-my $bam2nuc_version = 'v0.20.1_dev';
+my $bam2nuc_version = 'v0.21.0';
 
 my ($output_dir,$genome_folder,$parent_dir,$samtools_path,$genome_freq_only) = process_commandline();
 
diff --git a/bismark b/bismark
index b0070ee..510d3e4 100755
--- a/bismark
+++ b/bismark
@@ -25,7 +25,7 @@ use lib "$RealBin/../lib";
 
 
 my $parent_dir = getcwd();
-my $bismark_version = 'v0.20.1_dev';
+my $bismark_version = 'v0.21.0';
 my $start_run = time();
 # warn "Run started at: $start_run\n";
 my $command_line = join (" ",@ARGV);
diff --git a/bismark2bedGraph b/bismark2bedGraph
index 98a6647..785a8dc 100755
--- a/bismark2bedGraph
+++ b/bismark2bedGraph
@@ -21,7 +21,7 @@ use Carp;
 ## You should have received a copy of the GNU General Public License
 ## along with this program. If not, see <http://www.gnu.org/licenses/>.
 
-my $bismark2bedGraph_version = 'v0.20.1';
+my $bismark2bedGraph_version = 'v0.21.0';
 
 my @bedfiles;
 my @methylcalls = qw (0 0 0); # [0] = methylated, [1] = unmethylated, [2] = total
diff --git a/bismark2report b/bismark2report
index 7d517c3..b93d0f8 100755
--- a/bismark2report
+++ b/bismark2report
@@ -20,7 +20,7 @@ use lib "$RealBin/../lib";
 ## You should have received a copy of the GNU General Public License
 ## along with this program. If not, see <http://www.gnu.org/licenses/>.
 
-my $bismark2report_version = 'v0.20.1_dev';
+my $bismark2report_version = 'v0.21.0';
 my (@alignment_reports,@dedup_reports,@splitting_reports,@mbias_reports,@nuc_reports);
 
 my ($output_dir,$verbose,$manual_output_file) = process_commandline();
diff --git a/bismark2summary b/bismark2summary
index 776fb7a..22aee91 100755
--- a/bismark2summary
+++ b/bismark2summary
@@ -22,7 +22,7 @@ use lib "$RealBin/../lib";
 
 ## You should have received a copy of the GNU General Public License
 ## along with this program. If not, see <http://www.gnu.org/licenses/>.
-my $bismark_version = '0.20.1_dev';
+my $bismark_version = '0.21.0';
 
 # Last modified 14 02 2019
 
diff --git a/bismark_genome_preparation b/bismark_genome_preparation
index 9c09ff4..f732c2a 100755
--- a/bismark_genome_preparation
+++ b/bismark_genome_preparation
@@ -39,7 +39,7 @@ my $genomic_composition;
 my %genomic_freqs; # storing the genomic sequence composition
 my %freqs;
 
-my $bismark_version = 'v0.20.1_dev';
+my $bismark_version = 'v0.21.0';
 my $last_modified = "05 Feb 2019";
 
 my $command_line = GetOptions ('verbose'         => \$verbose,
diff --git a/bismark_methylation_extractor b/bismark_methylation_extractor
index 6a4087e..2829fed 100755
--- a/bismark_methylation_extractor
+++ b/bismark_methylation_extractor
@@ -29,7 +29,7 @@ my $parent_dir = getcwd();
 
 my %fhs;
 
-my $version = 'v0.20.1_dev';
+my $version = 'v0.21.0';
 my ($ignore,$genomic_fasta,$single,$paired,$full,$report,$no_overlap,$merge_non_CpG,$output_dir,$no_header,$bedGraph,$remove,$coverage_threshold,$counts,$cytosine_report,$genome_folder,$zero,$CpG_only,$CX_context,$split_by_chromosome,$sort_size,$samtools_path,$gzip,$ignore_r2,$mbias_off,$mbias_only,$gazillion,$ample_mem,$ignore_3prime,$ignore_3prime_r2,$multicore,$yacht) = process_commandline();
 
 ### only needed for bedGraph output
diff --git a/coverage2cytosine b/coverage2cytosine
index a46bc01..7d03a82 100755
--- a/coverage2cytosine
+++ b/coverage2cytosine
@@ -6,7 +6,7 @@ use Getopt::Long;
 use Cwd;
 use Carp;
 
-## This program is Copyright (C) 2010-18, Felix Krueger (felix.krueger@babraham.ac.uk)
+## This program is Copyright (C) 2010-19, Felix Krueger (felix.krueger@babraham.ac.uk)
 
 ## This program is free software: you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
@@ -22,7 +22,7 @@ use Carp;
 
 my %chromosomes; # storing sequence information of all chromosomes/scaffolds
 my %processed;   # keeping a record of which chromosomes have been processed
-my $coverage2cytosine_version = 'v0.20.1';
+my $coverage2cytosine_version = 'v0.21.0';
 
 my ($output_dir,$genome_folder,$zero,$CpG_only,$CX_context,$split_by_chromosome,$parent_dir,$coverage_infile,$cytosine_out,$merge_CpGs,$gc_context,$gzip,$tetra,$nome,$disco) = process_commandline();
 
diff --git a/deduplicate_bismark b/deduplicate_bismark
index e479ae0..5d8ae29 100755
--- a/deduplicate_bismark
+++ b/deduplicate_bismark
@@ -44,7 +44,7 @@ use Cwd;
 ### Adapting deduplicate_bismark to also work with gapped reads (CIGAR operation N)
 ### Also removing all traces of --vanilla
 
-my $dedup_version = 'v0.20.1_dev';
+my $dedup_version = 'v0.21.0';
 my @filenames;
 
 my ($single,$paired,$global_single,$global_paired,$samtools_path,$bam,$rrbs,$multiple,$output_dir,$outfile) = process_commandline();