diff --git a/Rakefile b/Rakefile
index e1a0064c..63fd0be3 100644
--- a/Rakefile
+++ b/Rakefile
@@ -71,6 +71,8 @@ if jruby?
     ext.classpath = jars.map { |x| File.expand_path x }.join( ':' )
     ext.name = 'cparse-jruby'
   end
+
+  task :build => "#{extask.lib_dir}/#{extask.name}.jar"
 else
   # MRI
   require "rake/extensiontask"
diff --git a/ext/racc/com/headius/racc/Cparse.java b/ext/racc/com/headius/racc/Cparse.java
index 731ae2a4..aae58171 100644
--- a/ext/racc/com/headius/racc/Cparse.java
+++ b/ext/racc/com/headius/racc/Cparse.java
@@ -1,14 +1,14 @@
 /*
     Cparse.java -- Racc Runtime Core for JRuby
-    
+
     Copyright (c) 2016 Charles Oliver Nutter <headius@headius.com>
-    
+
     Ported from and distributed under the same licence as cparse.c
-    
+
     cparse.c -- Racc Runtime Core
-  
+
     Copyright (c) 1999-2006 Minero Aoki
-  
+
     This library is free software.
     You can distribute/modify this program under the same terms of ruby.
 */