diff --git a/setup.py b/setup.py
index 99c3677e..0dd43004 100755
--- a/setup.py
+++ b/setup.py
@@ -37,6 +37,7 @@ def read_description():
     author_email=fishnet["__email__"],
     description=fishnet["__doc__"].replace("\n", " ").strip(),
     long_description=read_description(),
+    long_description_content_type="text/x-rst",
     keywords="lichess.org chess stockfish uci",
     url="https://github.com/niklasf/fishnet",
     py_modules=["fishnet"],