diff --git a/README.md b/README.md
index c0ad00d..251bd53 100644
--- a/README.md
+++ b/README.md
@@ -49,7 +49,7 @@ Most motherboards and SATA drives fit these requirements.
 
 ## Installation
 
-**HDD Fan control needs Python >= 3.4.**
+**HDD Fan control needs Python >= 3.3.**
 
 ### From PyPI (with PIP)