diff --git a/pyproject.toml b/pyproject.toml
index 46400dc..70b6c10 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,6 +17,7 @@ include = [
     { path = "Chinese_Japanese*", format = ["sdist", "wheel"] },
     { path = "cyrillic", format = ["sdist", "wheel"] },
     { path = "extended", format = ["sdist", "wheel"] },
+    { path = "latin15", format = ["sdist", "wheel"] },
 ]
 
 [tool.poetry.dependencies]