diff --git a/test/io/console/test_io_console.rb b/test/io/console/test_io_console.rb
index adcff4a4ea3c6d..105afc17384f23 100644
--- a/test/io/console/test_io_console.rb
+++ b/test/io/console/test_io_console.rb
@@ -7,7 +7,7 @@
 end
 
 class TestIO_Console < Test::Unit::TestCase
-  PATHS = $LOADED_FEATURES.grep(%r"/io/console(?:\.#{RbConfig::CONFIG['DLEXT']}|/\w+\.rb)\z") {$`}
+  PATHS = $LOADED_FEATURES.grep(%r"/io/console(?:\.#{RbConfig::CONFIG['DLEXT']}|\.rb|/\w+\.rb)\z") {$`}
   PATHS.uniq!
 
   # FreeBSD seems to hang on TTOU when running parallel tests