diff --git a/setup.cfg b/setup.cfg
index 1f96280..5c567ac 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,6 +3,7 @@ name = SMPrecursorPrediction
 version = 0.0.2
 description = SMPrecursorPrediction
 long_description = file: README_pypi.md
+long_description_content_type = text/markdown
 keywords = plants, secondary metabolism
 author = Joao Capela, João Cheixo
 license = MIT