diff --git a/lib/ruby_lsp/ruby_lsp_rspec/addon.rb b/lib/ruby_lsp/ruby_lsp_rspec/addon.rb
index 94351dd..b3dcdb7 100644
--- a/lib/ruby_lsp/ruby_lsp_rspec/addon.rb
+++ b/lib/ruby_lsp/ruby_lsp_rspec/addon.rb
@@ -26,6 +26,8 @@ def deactivate; end
         ).returns(T.nilable(Listener[T::Array[Interface::CodeLens]]))
       end
       def create_code_lens_listener(uri, emitter, message_queue)
+        return nil unless uri.to_standardized_path&.end_with?("_test.rb") || uri.to_standardized_path&.end_with?("_spec.rb")
+
         CodeLens.new(uri, emitter, message_queue)
       end
 
diff --git a/lib/ruby_lsp/ruby_lsp_rspec/code_lens.rb b/lib/ruby_lsp/ruby_lsp_rspec/code_lens.rb
index 4972ae7..2d28adc 100644
--- a/lib/ruby_lsp/ruby_lsp_rspec/code_lens.rb
+++ b/lib/ruby_lsp/ruby_lsp_rspec/code_lens.rb
@@ -17,7 +17,7 @@ class CodeLens < ::RubyLsp::Listener
       sig { params(uri: URI::Generic, dispatcher: Prism::Dispatcher, message_queue: Thread::Queue).void }
       def initialize(uri, dispatcher, message_queue)
         @_response = T.let([], ResponseType)
-        @path = T.let(uri.to_standardized_path, T.nilable(String))
+        @path = T.let(T.must(uri.to_standardized_path), String) # Listener is only initialized if uri.to_standardized_path is valid
         dispatcher.register(self, :on_call_node_enter)
 
         @base_command = T.let(
@@ -78,8 +78,6 @@ def generate_name(node)
 
       sig { params(node: Prism::Node, name: String, kind: Symbol).void }
       def add_test_code_lens(node, name:, kind:)
-        return unless @path
-
         line_number = node.location.start_line
         command = "#{@base_command} #{@path}:#{line_number}"
 
diff --git a/spec/ruby_lsp_rspec_spec.rb b/spec/ruby_lsp_rspec_spec.rb
index 9688b85..a727988 100644
--- a/spec/ruby_lsp_rspec_spec.rb
+++ b/spec/ruby_lsp_rspec_spec.rb
@@ -2,7 +2,7 @@
 # frozen_string_literal: true
 
 RSpec.describe RubyLsp::RSpec do
-  let(:uri) { URI("file:///fake.rb") }
+  let(:uri) { URI("file:///fake_spec.rb") }
   let(:store) { RubyLsp::Store.new }
   let(:message_queue) { Thread::Queue.new }
 
@@ -41,9 +41,9 @@
 
     0.upto(2) do |i|
       expect(response[i].command.arguments).to eq([
-        "/fake.rb",
+        "/fake_spec.rb",
         "Foo",
-        "bundle exec rspec /fake.rb:1",
+        "bundle exec rspec /fake_spec.rb:1",
         { start_line: 0, start_column: 0, end_line: 5, end_column: 3 },
       ])
     end
@@ -54,9 +54,9 @@
 
     3.upto(5) do |i|
       expect(response[i].command.arguments).to eq([
-        "/fake.rb",
+        "/fake_spec.rb",
         "when something",
-        "bundle exec rspec /fake.rb:2",
+        "bundle exec rspec /fake_spec.rb:2",
         { start_line: 1, start_column: 2, end_line: 4, end_column: 5 },
       ])
     end
@@ -67,9 +67,9 @@
 
     6.upto(8) do |i|
       expect(response[i].command.arguments).to eq([
-        "/fake.rb",
+        "/fake_spec.rb",
         "does something",
-        "bundle exec rspec /fake.rb:3",
+        "bundle exec rspec /fake_spec.rb:3",
         { start_line: 2, start_column: 4, end_line: 3, end_column: 7 },
       ])
     end
@@ -145,6 +145,34 @@
     expect(response[15].command.arguments[1]).to eq("<var>")
   end
 
+  context "when the file is not a test file" do
+    let(:uri) { URI("file:///not_spec_file.rb") }
+
+    it "ignores file" do
+      store.set(uri: uri, source: <<~RUBY, version: 1)
+        class FooBar
+          context "when something" do
+          end
+        end
+      RUBY
+
+      response = RubyLsp::Executor.new(store, message_queue).execute(
+        {
+          method: "textDocument/codeLens",
+          params: {
+            textDocument: { uri: uri },
+            position: { line: 0, character: 0 },
+          },
+        },
+      )
+
+      expect(response.error).to(be_nil)
+
+      response = response.response
+      expect(response.count).to eq(0)
+    end
+  end
+
   context "when there's a binstub" do
     let(:binstub_path) { File.expand_path("../bin/rspec", __dir__) }
 
@@ -179,7 +207,7 @@
 
       response = response.response
       expect(response.count).to eq(3)
-      expect(response[0].command.arguments[2]).to eq("bundle exec bin/rspec /fake.rb:1")
+      expect(response[0].command.arguments[2]).to eq("bundle exec bin/rspec /fake_spec.rb:1")
     end
   end
 end