diff --git a/interpret_date.gemspec b/interpret_date.gemspec
index 041444d..2c8047a 100644
--- a/interpret_date.gemspec
+++ b/interpret_date.gemspec
@@ -18,8 +18,8 @@ Gem::Specification.new do |spec|
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
-  spec.add_runtime_dependency 'activerecord', ['>= 5.1', '< 7']
-  spec.add_development_dependency "bundler", "~> 1.6"
-  spec.add_development_dependency "rake", "~> 12"
+  spec.add_runtime_dependency 'activerecord', '>= 7'
+  spec.add_development_dependency "bundler", "~> 2.4"
+  spec.add_development_dependency "rake", "~> 13"
   spec.add_development_dependency "rspec", "~> 3.2"
 end
diff --git a/lib/interpret_date/version.rb b/lib/interpret_date/version.rb
index a07671e..73a690c 100644
--- a/lib/interpret_date/version.rb
+++ b/lib/interpret_date/version.rb
@@ -1,3 +1,3 @@
 module InterpretDate
-  VERSION = "1.3.5"
+  VERSION = "1.4.0"
 end