x12.gemspec in gm_x12-1.6.0 vs x12.gemspec in gm_x12-1.6.1

@@ -7,10 +7,10 @@
   gem.authors       = ["Robert Mathews"]
   gem.email         = ["[e-mail]"]
   gem.description   = %q{A useful X12 parser that can handle large files using a callback per record. Currently tested with Ruby >= 2.7.1. Gem supports X12 EDI transactions 834, 270, 997, 837p and 835.  Anyone wanting to create additional XML files for other transactions welcomed. }
   gem.summary       = %q{A gem to handle parsing and generation of ANSI X12 documents}
   gem.homepage      = "https://github.com/goodmeasuresllc/x12"
-  gem.licenses      = 'GPL-2'
+  gem.licenses      = 'GPL-2.0'
 
   gem.files         = `git ls-files`.split($\)
   gem.executables   = gem.files.grep(%r{^bin/}).map{ |f| File.basename(f) }
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.require_paths = ["lib"]