diff --git a/parallel_tests.gemspec b/parallel_tests.gemspec
index 1cd6cdd5..db2ecada 100644
--- a/parallel_tests.gemspec
+++ b/parallel_tests.gemspec
@@ -5,7 +5,7 @@
 
 Gem::Specification.new do |s|
   s.name = %q{parallel_tests}
-  s.version = "0.4.19"
+  s.version = "0.4.20"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
   s.authors = ["Michael Grosser"]