diff --git a/hammer_cli_foreman.gemspec b/hammer_cli_foreman.gemspec
index 9a1ffa62..59fc9a64 100644
--- a/hammer_cli_foreman.gemspec
+++ b/hammer_cli_foreman.gemspec
@@ -13,7 +13,7 @@ Gem::Specification.new do |s|
   s.authors       = ["Tomáš Strachota", "Martin Bačovský"]
   s.email         = "tstracho@redhat.com"
   s.homepage      = "https://github.com/theforeman/hammer-cli-foreman"
-  s.license       = "GPL-3.0+"
+  s.license       = "GPL-3.0-or-later"
 
   s.summary       = %q{Foreman commands for Hammer}
   s.description   = <<EOF