diff --git a/tools/maven-central/deploy.rb b/tools/maven-central/deploy.rb
index 44abccfc9..929af9cd7 100755
--- a/tools/maven-central/deploy.rb
+++ b/tools/maven-central/deploy.rb
@@ -34,7 +34,14 @@ def get_passphrase(prompt="Enter your GPG Passphrase")
    ask(prompt) {|q| q.echo = false}
 end
 
-version = '3.3.0.201403021825-r'.freeze
+version = ARGV[0].freeze
+if version =~ /\A(\d+\.\d+\.\d+)\.(\d{12})-(m\d|rc\d|r)\Z/
+   printf "version %s qualifier %s classifier %s\n", $1, $2, $3
+else
+   printf "invalid version %s\n", version
+   abort
+end
+
 url = 'https://oss.sonatype.org/service/local/staging/deploy/maven2/'
 repositoryId = 'sonatype-nexus-staging'
 puts "gpg passphrase ?"
diff --git a/tools/maven-central/download.rb b/tools/maven-central/download.rb
index 949e6242f..fc06f7da6 100755
--- a/tools/maven-central/download.rb
+++ b/tools/maven-central/download.rb
@@ -1,5 +1,12 @@
 #!/usr/bin/env ruby
-version = '3.3.0.201403021825-r'.freeze
+version = ARGV[0].freeze
+if version =~ /\A(\d+\.\d+\.\d+)\.(\d{12})-(m\d|rc\d|r)\Z/
+   printf "version %s qualifier %s classifier %s\n", $1, $2, $3
+else
+   printf "invalid version %s\n", version
+   abort
+end
+
 group = 'org.eclipse.jgit'
 artifacts = [group,
              group + '.ant',