diff --git a/INSTALL.txt b/INSTALL.txt
index 5a825d6171..4fbe8e541c 100644
--- a/INSTALL.txt
+++ b/INSTALL.txt
@@ -1,7 +1,8 @@
 Quick Intro for Building Sasview
 ================================
 
-Note - at the current time sasview will only run in gui form under Python 3.
+Note - at the current time sasview will only run in gui form under Python 3.11
+and later.
 
 Before trying to install and run sasview you'll need to check what
 dependencies are required: