diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0626b925e..d89dcb4bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -93,6 +93,7 @@ This changeset also contains the changes of v3.1.0a1.
   - BATS test (`.bats`) (#997)
   - Octave/Matlab (`.m`) (#604)
   - VHDL(`.vhdl`) (#564)
+  - Earthly files (`Earthfile` and `.earthlyignore`) (#1024)
 - Added comment styles:
   - `man` for UNIX Man pages (`.man`) (#954)
 - Added `--lines` output option for `lint`. (#956)
diff --git a/src/reuse/comment.py b/src/reuse/comment.py
index 360c8f03a..7139feba1 100644
--- a/src/reuse/comment.py
+++ b/src/reuse/comment.py
@@ -847,6 +847,7 @@ class XQueryCommentStyle(CommentStyle):
     ".clang-tidy": PythonCommentStyle,
     ".coveragerc": PythonCommentStyle,
     ".dockerignore": PythonCommentStyle,
+    ".earthlyignore": PythonCommentStyle,
     ".editorconfig": PythonCommentStyle,
     ".empty": EmptyCommentStyle,
     ".eslintignore": PythonCommentStyle,
@@ -879,6 +880,7 @@ class XQueryCommentStyle(CommentStyle):
     "Containerfile": PythonCommentStyle,
     "Dockerfile": PythonCommentStyle,
     "Doxyfile": PythonCommentStyle,
+    "Earthfile": PythonCommentStyle,
     "Gemfile": PythonCommentStyle,
     "go.mod": CppCommentStyle,
     "go.sum": UncommentableCommentStyle,