diff --git a/README.rst b/README.rst
index 8fa79f0..8e98853 100644
--- a/README.rst
+++ b/README.rst
@@ -5,6 +5,11 @@ python-chordpro
 and other similar libraries is that ``python-chordpro`` parses ChordPro files down to the syllable
 level, enabling finer-grained control of the formatted output.
 
+.. warning::
+
+   This package is still in development. Only a subset of ChordPro is currently supported, and
+   some key features are missing, like displaying song metadata.
+
 Installation
 ------------