diff --git a/site_scons/site_init.py b/site_scons/site_init.py
index 350737356b..6a03d846df 100644
--- a/site_scons/site_init.py
+++ b/site_scons/site_init.py
@@ -53,7 +53,7 @@ For more details, see:
 
 # Check for the python version. Python 2 is no longer supported.
 try:
-    EnsurePythonVersion(3, 0)
+    EnsurePythonVersion(3, 6)
 except SystemExit as e:
     print("""\033[93m
 Python 3 is now required.