diff --git a/.codespellignore b/.codespellignore
new file mode 100644
index 0000000..e69de29
diff --git a/.github/workflows/codespell.yaml b/.github/workflows/codespell.yaml
new file mode 100644
index 0000000..fae65a6
--- /dev/null
+++ b/.github/workflows/codespell.yaml
@@ -0,0 +1,15 @@
+name: CodeSpell
+on:
+  - pull_request
+jobs:
+  codespell:
+    name: CodeSpell
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: CodeSpell
+        uses: codespell-project/actions-codespell@master
+        with:
+          check_filenames: true
+          check_hidden: true
+          ignore_words_file: .codespellignore
diff --git a/lib/bulletmark_repairer/configuration.rb b/lib/bulletmark_repairer/configuration.rb
index e844599..2062a0e 100644
--- a/lib/bulletmark_repairer/configuration.rb
+++ b/lib/bulletmark_repairer/configuration.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 module BulletmarkRepairer
-  class Configration
+  class Configuration
     attr_accessor :skip_file_list, :logger
     attr_writer :debug
 
@@ -22,7 +22,7 @@ def configure
     end
 
     def config
-      @config ||= Configration.new
+      @config ||= Configuration.new
     end
   end
 end