diff --git a/lib/rpl/interpreter.rb b/lib/rpl/interpreter.rb
index df22768..1b143e8 100644
--- a/lib/rpl/interpreter.rb
+++ b/lib/rpl/interpreter.rb
@@ -37,7 +37,7 @@ class Interpreter
   attr_accessor :precision
 
   def initialize( stack: [], dictionary: Dictionary.new )
-    @version = 0.91
+    @version = 0.101
 
     @dictionary = dictionary
     @stack = stack
diff --git a/rpl.gemspec b/rpl.gemspec
index db29915..c164f7e 100644
--- a/rpl.gemspec
+++ b/rpl.gemspec
@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |s|
   s.name        = 'rpl'
-  s.version     = '0.9.1'
+  s.version     = '0.10.1'
   s.summary     = 'Functional Stack Language'
   s.description = "A language inspired by HP's RPL and https://github.com/louisrubet/rpn/"
   s.authors     = ['Gwenhael Le Moine']