diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,2 +1,14 @@
 # Tetris2000
-Another Tetris clone using Qt5
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+Another Tetris clone using Qt5 on Python 3.x
+
+Requires Python 3.x
+Requires a Qt5 library:
+PyQt5 :
+  pip install PyQt5
+or PySide2 :
+  pip install PySide2
+
+Optional stylesheet :
+qdarkstyle by Colin Duquesnoy (https://github.com/ColinDuquesnoy/QDarkStyleSheet)
+  pip install qdarkstyle
+As for now, qdarkstyle doesn't support PySide2 so PyQt5 is recommanded