diff --git a/pyproject.toml b/pyproject.toml
index 4c9ae07..5b3a012 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -67,6 +67,8 @@ packages = ["diceware", "diceware.wordlists" ]
 [tool.setuptools.package-data]
 "diceware.wordlists" = ["*.txt", "*.asc"]
 
+[tool.setuptools.data-files]
+"share/man/man1" = ["*.1"]
 
 [tool.setuptools.dynamic]
 version = {attr = "diceware.__version__"}