diff --git a/rake.gemspec b/rake.gemspec
index 1fb4515f1..20591cb36 100644
--- a/rake.gemspec
+++ b/rake.gemspec
@@ -29,7 +29,7 @@ Rake has the following features:
   s.executables = s.files.grep(%r{^exe/}) { |f| File.basename(f) }
   s.require_paths = ["lib".freeze]
 
-  s.required_ruby_version = Gem::Requirement.new(">= 2.0.0".freeze)
+  s.required_ruby_version = Gem::Requirement.new(">= 2.2".freeze)
   s.rubygems_version = "2.6.1".freeze
   s.required_rubygems_version = Gem::Requirement.new(">= 1.3.2".freeze)
   s.rdoc_options = ["--main".freeze, "README.rdoc".freeze]
diff --git a/test/test_rake_application.rb b/test/test_rake_application.rb
index 27645ea12..8514da354 100644
--- a/test/test_rake_application.rb
+++ b/test/test_rake_application.rb
@@ -77,9 +77,6 @@ def test_display_exception_details_bad_encoding
   end
 
   def test_display_exception_details_cause
-    skip "Exception#cause not implemented" unless
-      Exception.method_defined? :cause
-
     begin
       raise "cause a"
     rescue
diff --git a/test/test_rake_backtrace.rb b/test/test_rake_backtrace.rb
index 27e3cecb7..05a2dfda1 100644
--- a/test/test_rake_backtrace.rb
+++ b/test/test_rake_backtrace.rb
@@ -13,7 +13,6 @@ def test_bin_rake_suppressed
 
   def test_system_dir_suppressed
     path = RbConfig::CONFIG["rubylibprefix"]
-    skip if path.nil?
     path = File.expand_path path
 
     paths = [path + ":12"]
@@ -25,7 +24,6 @@ def test_system_dir_suppressed
 
   def test_near_system_dir_isnt_suppressed
     path = RbConfig::CONFIG["rubylibprefix"]
-    skip if path.nil?
     path = File.expand_path path
 
     paths = [" " + path + ":12"]
diff --git a/test/test_rake_file_list.rb b/test/test_rake_file_list.rb
index 97ab99828..853ebc8d9 100644
--- a/test/test_rake_file_list.rb
+++ b/test/test_rake_file_list.rb
@@ -212,7 +212,6 @@ def test_exclude_with_string_return_on_create
   end
 
   def test_exclude_curly_bracket_pattern
-    skip "brace pattern matches not supported" unless defined? File::FNM_EXTGLOB
     fl = FileList["*"].exclude("{abc,xyz}.c")
     assert_equal %w[abc.h abc.x cfiles existing x.c xyzzy.txt], fl
   end
diff --git a/test/test_rake_task_with_arguments.rb b/test/test_rake_task_with_arguments.rb
index 46edcd112..36dfa2646 100644
--- a/test/test_rake_task_with_arguments.rb
+++ b/test/test_rake_task_with_arguments.rb
@@ -82,9 +82,6 @@ def test_actions_of_various_arity_are_ok_with_args
   end
 
   def test_actions_adore_keywords
-    # A brutish trick to avoid parsing. Remove it once support for 1.9 and 2.0 is dropped
-    # https://ci.appveyor.com/project/ruby/rake/build/1.0.301
-    skip "Keywords aren't a feature in this version" if RUBY_VERSION =~ /^1|^2\.0/
     # https://github.com/ruby/rake/pull/174#issuecomment-263460761
     skip if jruby9?
     eval <<-RUBY, binding, __FILE__, __LINE__+1