diff --git a/README.md b/README.md
index c71e16b..93d034c 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # nilmdb: Non-Intrusive Load Monitor Database
 by Jim Paris <jim@jtan.com>
 
-NilmDB requires Python 3.7 or newer.
+NilmDB requires Python 3.8 or newer.
 
 ## Prerequisites: