diff --git a/.builds/alpine-x64.yml b/.builds/alpine-x64.yml
index 7d3b602..a360bb0 100644
--- a/.builds/alpine-x64.yml
+++ b/.builds/alpine-x64.yml
@@ -21,6 +21,8 @@ packages:
   - alsa-lib-dev
   - ttf-dejavu
   - gcovr
+  - python3
+  - py3-pip
 
 sources:
   - https://codeberg.org/dnkl/yambar
@@ -31,6 +33,10 @@ sources:
 #     to: <comitter>
 
 tasks:
+  - codespell: |
+      pip install codespell
+      cd yambar
+      ~/.local/bin/codespell *.c *.h
   - setup: |
       mkdir -p bld/debug bld/release bld/x11-only bld/wayland-only bld/plugs-are-shared
       meson --buildtype=debug -Db_coverage=true yambar bld/debug
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6764b34..93d62f3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -88,3 +88,12 @@ plugins_as_shared_modules:
     - meson --buildtype=debug -Dcore-plugins-as-shared-libraries=true ../../
     - ninja -k0
     - meson test --print-errorlogs
+
+codespell:
+  image: alpine:edge
+  stage: build
+  script:
+    - apk add python3
+    - apk add py3-pip
+    - pip install codespell
+    - codespell *.c *.h