diff --git a/.github/workflows/rspec.yml b/.github/workflows/rspec.yml
index cbc69c804..c3fdce6b8 100644
--- a/.github/workflows/rspec.yml
+++ b/.github/workflows/rspec.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-version: ['2.6', '2.7', '3.0', '3.1']
+        ruby-version: ['2.6', '2.7', '3.0', '3.3', '3.4', 'head']
 
     steps:
     - uses: actions/checkout@v3
diff --git a/lib/solargraph/convention.rb b/lib/solargraph/convention.rb
index db0faa7cb..056d4013d 100644
--- a/lib/solargraph/convention.rb
+++ b/lib/solargraph/convention.rb
@@ -9,7 +9,6 @@ module Solargraph
   module Convention
     autoload :Base,    'solargraph/convention/base'
     autoload :Gemfile, 'solargraph/convention/gemfile'
-    autoload :Rspec,   'solargraph/convention/rspec'
     autoload :Gemspec, 'solargraph/convention/gemspec'
     autoload :Rakefile, 'solargraph/convention/rakefile'
 
@@ -43,7 +42,6 @@ def self.for_global(yard_map)
 
     register Gemfile
     register Gemspec
-    register Rspec
     register Rakefile
   end
 end
diff --git a/lib/solargraph/convention/rspec.rb b/lib/solargraph/convention/rspec.rb
deleted file mode 100644
index 426e541a7..000000000
--- a/lib/solargraph/convention/rspec.rb
+++ /dev/null
@@ -1,30 +0,0 @@
-# frozen_string_literal: true
-
-module Solargraph
-  module Convention
-    class Rspec < Base
-      def local source_map
-        return EMPTY_ENVIRON unless File.basename(source_map.filename) =~ /_spec\.rb$/
-        @environ ||= Environ.new(
-          requires: ['rspec'],
-          domains: ['RSpec::Matchers', 'RSpec::ExpectationGroups'],
-          pins: [
-            # This override is necessary due to an erroneous @return tag in
-            # rspec's YARD documentation.
-            # @todo The return types have been fixed (https://github.com/rspec/rspec-expectations/pull/1121)
-            Solargraph::Pin::Reference::Override.method_return('RSpec::Matchers#expect', 'RSpec::Expectations::ExpectationTarget')
-          ].concat(extras)
-        )
-      end
-
-      private
-
-      def extras
-        @@extras ||= SourceMap.load_string(%(
-          def describe(*args); end
-          def it(*args); end
-        )).pins
-      end
-    end
-  end
-end
diff --git a/lib/solargraph/language_server/message/text_document/document_symbol.rb b/lib/solargraph/language_server/message/text_document/document_symbol.rb
index 670b99469..19a64cf93 100644
--- a/lib/solargraph/language_server/message/text_document/document_symbol.rb
+++ b/lib/solargraph/language_server/message/text_document/document_symbol.rb
@@ -6,6 +6,8 @@ class Solargraph::LanguageServer::Message::TextDocument::DocumentSymbol < Solarg
   def process
     pins = host.document_symbols params['textDocument']['uri']
     info = pins.map do |pin|
+      next nil unless pin.location&.filename
+
       result = {
         name: pin.name,
         containerName: pin.namespace,
@@ -17,7 +19,8 @@ def process
         deprecated: pin.deprecated?
       }
       result
-    end
+    end.compact
+
     set_result info
   end
 end
diff --git a/lib/solargraph/parser/rubyvm/class_methods.rb b/lib/solargraph/parser/rubyvm/class_methods.rb
index a208f4e8e..2533eb79e 100644
--- a/lib/solargraph/parser/rubyvm/class_methods.rb
+++ b/lib/solargraph/parser/rubyvm/class_methods.rb
@@ -108,9 +108,13 @@ def is_ast_node? node
         end
 
         def node_range node
+          if node.nil?
+            nil
+          else
           st = Position.new(node.first_lineno - 1, node.first_column)
           en = Position.new(node.last_lineno - 1, node.last_column)
           Range.new(st, en)
+          end
         end
 
         def recipient_node tree
diff --git a/lib/solargraph/pin/search.rb b/lib/solargraph/pin/search.rb
index 5564fac7c..da1de116d 100644
--- a/lib/solargraph/pin/search.rb
+++ b/lib/solargraph/pin/search.rb
@@ -49,7 +49,7 @@ def do_query
       # @return [Float]
       def fuzzy_string_match str1, str2
         return (1.0 + (str2.length.to_f / str1.length.to_f)) if str1.downcase.include?(str2.downcase)
-        JaroWinkler.distance(str1, str2, ignore_case: true)
+        JaroWinkler.similarity(str1, str2, ignore_case: true)
       end
     end
   end
diff --git a/lib/solargraph/rbs_map/conversions.rb b/lib/solargraph/rbs_map/conversions.rb
index ecd5322f2..e52c94923 100644
--- a/lib/solargraph/rbs_map/conversions.rb
+++ b/lib/solargraph/rbs_map/conversions.rb
@@ -40,7 +40,7 @@ def convert_decl_to_pin decl, closure
         when RBS::AST::Declarations::Interface
           # STDERR.puts "Skipping interface #{decl.name.relative!}"
           interface_decl_to_pin decl
-        when RBS::AST::Declarations::Alias
+        when RBS::AST::Declarations::TypeAlias
           type_aliases[decl.name.to_s] = decl
         when RBS::AST::Declarations::Module
           module_decl_to_pin decl
@@ -222,12 +222,12 @@ def method_def_to_pin decl, closure
       # @param decl [RBS::AST::Members::MethodDefinition]
       # @param pin [Pin::Method]
       def method_def_to_sigs decl, pin
-        decl.types.map do |type|
-          parameters, return_type = parts_of_function(type, pin)
-          block = if type.block
-            Pin::Signature.new(*parts_of_function(type.block, pin))
+        decl.overloads.map do |overload|
+          parameters, return_type = parts_of_function(overload.method_type, pin)
+          block = if overload.method_type.block
+                    Pin::Signature.new(*parts_of_function(overload.method_type.block, pin))
           end
-          return_type = ComplexType.try_parse(method_type_to_tag(type))
+          return_type = ComplexType.try_parse(method_type_to_tag(overload.method_type))
           Pin::Signature.new(parameters, return_type, block)
         end
       end
diff --git a/lib/solargraph/source_map.rb b/lib/solargraph/source_map.rb
index 7c7ff9f6a..60cba47c1 100644
--- a/lib/solargraph/source_map.rb
+++ b/lib/solargraph/source_map.rb
@@ -30,6 +30,7 @@ def initialize source, pins, locals
       @pins = pins
       @locals = locals
       environ.merge Convention.for_local(self) unless filename.nil?
+      self.convention_pins = environ.pins
       @pin_class_hash = pins.to_set.classify(&:class).transform_values(&:to_a)
       @pin_select_cache = {}
     end
@@ -65,11 +66,12 @@ def environ
       @environ ||= Environ.new
     end
 
+    # all pins except Solargraph::Pin::Reference::Reference
     # @return [Array<Pin::Base>]
     def document_symbols
-      @document_symbols ||= pins.select { |pin|
+      @document_symbols ||= (pins + convention_pins).select do |pin|
         pin.path && !pin.path.empty?
-      }
+      end
     end
 
     # @param query [String]
@@ -159,6 +161,17 @@ def map source
 
     private
 
+    # @return [Array<Pin::Base>]
+    def convention_pins
+      @convention_pins || []
+    end
+
+    def convention_pins=(pins)
+      # unmemoizing the document_symbols in case it was called from any of convnetions
+      @document_symbols = nil
+      @convention_pins = pins
+    end
+
     # @param line [Integer]
     # @param character [Integer]
     # @param klasses [Array<Class>]
diff --git a/lib/solargraph/yard_map.rb b/lib/solargraph/yard_map.rb
index 89208a2bb..04be84aac 100755
--- a/lib/solargraph/yard_map.rb
+++ b/lib/solargraph/yard_map.rb
@@ -288,7 +288,7 @@ def spec_for_require path
       # Avoid loading the spec again if it's going to be skipped anyway
       return spec if @source_gems.include?(spec.name)
       # Avoid loading the spec again if it's already the correct version
-      if @gemset[spec.name] && @gemset[spec.name] != spec.version
+      if @gemset[spec.name] && spec.version != @gemset[spec.name]
         begin
           return Gem::Specification.find_by_name(spec.name, "= #{@gemset[spec.name]}")
         rescue Gem::LoadError
diff --git a/solargraph.gemspec b/solargraph.gemspec
index b35ffe2e9..46449358b 100755
--- a/solargraph.gemspec
+++ b/solargraph.gemspec
@@ -27,12 +27,14 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency 'benchmark'
   s.add_runtime_dependency 'bundler', '~> 2.0'
   s.add_runtime_dependency 'diff-lcs', '~> 1.4'
-  s.add_runtime_dependency 'e2mmap'
-  s.add_runtime_dependency 'jaro_winkler', '~> 1.5'
+  s.add_runtime_dependency 'jaro_winkler', '~> 1.6'
   s.add_runtime_dependency 'kramdown', '~> 2.3'
   s.add_runtime_dependency 'kramdown-parser-gfm', '~> 1.1'
+  s.add_runtime_dependency 'logger', '~> 1.6'
+  s.add_runtime_dependency 'observer', '~> 0.1'
+  s.add_runtime_dependency 'ostruct', '~> 0.6'
   s.add_runtime_dependency 'parser', '~> 3.0'
-  s.add_runtime_dependency 'rbs', '~> 2.0'
+  s.add_runtime_dependency 'rbs', '~> 3.0'
   s.add_runtime_dependency 'reverse_markdown', '>= 2.0', '< 4'
   s.add_runtime_dependency 'rubocop', '~> 1.38'
   s.add_runtime_dependency 'thor', '~> 1.0'
@@ -41,6 +43,7 @@ Gem::Specification.new do |s|
 
   s.add_development_dependency 'pry'
   s.add_development_dependency 'public_suffix', '~> 3.1'
+  s.add_development_dependency 'rake', '~> 13.2'
   s.add_development_dependency 'rspec', '~> 3.5'
   s.add_development_dependency 'simplecov', '~> 0.14'
   s.add_development_dependency 'webmock', '~> 3.6'
diff --git a/spec/rbs_map/stdlib_map_spec.rb b/spec/rbs_map/stdlib_map_spec.rb
index 80734530a..8a3347653 100644
--- a/spec/rbs_map/stdlib_map_spec.rb
+++ b/spec/rbs_map/stdlib_map_spec.rb
@@ -1,7 +1,7 @@
 describe Solargraph::RbsMap::StdlibMap do
   it "finds stdlib require paths" do
-    rbs_map = Solargraph::RbsMap::StdlibMap.load('set')
-    pin = rbs_map.path_pin('Set#add')
+    rbs_map = Solargraph::RbsMap::StdlibMap.load('fileutils')
+    pin = rbs_map.path_pin('FileUtils#chdir')
     expect(pin).to be
   end
 
diff --git a/spec/source_map_spec.rb b/spec/source_map_spec.rb
index 8e623296b..db9789c6b 100644
--- a/spec/source_map_spec.rb
+++ b/spec/source_map_spec.rb
@@ -20,6 +20,49 @@ def baz_qux; end
     expect(map.query_symbols("bazqux")).to eq(map.document_symbols.select{ |pin_namespace| pin_namespace.name == "baz_qux" })
   end
 
+  it 'returns all pins, except for references as document symbols' do
+    map = Solargraph::SourceMap.load_string(%(
+      class FooBar
+        require 'foo'
+        include SomeModule
+        extend SomeOtherModule
+
+        def baz_qux; end
+      end
+    ), 'test.rb')
+
+    expect(map.document_symbols.map(&:path)).to eq(['FooBar', 'FooBar#baz_qux'])
+    expect(map.document_symbols.map(&:class)).not_to include(an_instance_of(Solargraph::Pin::Reference))
+  end
+
+  it 'includes convention pins in document symbols' do
+    dummy_convention = Class.new(Solargraph::Convention::Base) do
+      def local(source_map)
+        source_map.document_symbols # call memoized method
+
+        Solargraph::Environ.new(
+          pins: [
+            Solargraph::Pin::Method.new(
+              closure: Solargraph::Pin::Namespace.new(name: 'FooBar', type: :class),
+              name: 'baz_convention',
+              scope: :instance
+            )
+          ]
+        )
+      end
+    end
+
+    Solargraph::Convention.register dummy_convention
+
+    map = Solargraph::SourceMap.load_string(%(
+      class FooBar
+        def baz_qux; end
+      end
+    ), 'test.rb')
+
+    expect(map.document_symbols.map(&:path)).to include('FooBar#baz_convention')
+  end
+
   it "locates block pins" do
     map = Solargraph::SourceMap.load_string(%(
       class Foo
diff --git a/spec/type_checker/levels/strict_spec.rb b/spec/type_checker/levels/strict_spec.rb
index 22bbd3631..5e8c801ae 100644
--- a/spec/type_checker/levels/strict_spec.rb
+++ b/spec/type_checker/levels/strict_spec.rb
@@ -300,7 +300,6 @@ def bar baz
         h['foo'] = 'bar'
         h[100] = []
       ))
-      puts checker.problems.map(&:message)
       expect(checker.problems).to be_empty
     end
 
@@ -473,7 +472,6 @@ def bar
           alias baz bar
         end
       ))
-      puts checker.problems.map(&:message)
       expect(checker.problems).to be_empty
     end