diff --git a/Gemfile.lock b/Gemfile.lock
index fe34938..ebebdb3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    parallel (1.19.2)
+    parallel (1.20.0)
 
 GEM
   remote: https://rubygems.org/
diff --git a/lib/parallel/version.rb b/lib/parallel/version.rb
index f4b7bc0..dde7f99 100644
--- a/lib/parallel/version.rb
+++ b/lib/parallel/version.rb
@@ -1,3 +1,3 @@
 module Parallel
-  VERSION = Version = '1.19.2'
+  VERSION = Version = '1.20.0'
 end