--- toml.gemspec.orig	2020-10-23 17:16:49 UTC
+++ toml.gemspec
@@ -23,7 +23,7 @@ Gem::Specification.new do |s|
     s.specification_version = 2
 
     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
-      s.add_runtime_dependency(%q<parslet>.freeze, ["~> 1.8.0"])
+      s.add_runtime_dependency(%q<parslet>.freeze, [">= 1.8.0", "< 3.0.0"])
       s.add_development_dependency(%q<rake>.freeze, [">= 0"])
     else
       s.add_dependency(%q<parslet>.freeze, ["~> 1.8.0"])