diff --git a/features/support/env.rb b/features/support/env.rb
index e224dbc..13c64d9 100644
--- a/features/support/env.rb
+++ b/features/support/env.rb
@@ -6,7 +6,7 @@
 end
 
 begin
-  require 'debug'
+  require 'debug' unless RUBY_PLATFORM == 'java'
 rescue LoadError
   # ignore
 end
diff --git a/test/helper.rb b/test/helper.rb
index b9d9b3a..8a1119e 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -5,7 +5,7 @@
 end
 
 begin
-  require 'debug'
+  require 'debug' unless RUBY_PLATFORM == 'java'
 rescue LoadError
   # ignore
 end