diff --git a/linkulator.py b/linkulator.py
index 20f8007..ce41ce1 100755
--- a/linkulator.py
+++ b/linkulator.py
@@ -439,7 +439,7 @@ def signal_handler(sig, frame):
 def main():
     """main function - handles argument parsing and calls menu system"""
 
-    low_py_ver = 3.7
+    low_py_ver = 3.6
     py_ver = str(sys.version_info[0]) + "." + str(sys.version_info[1])
     py_ver = float(py_ver)
     if py_ver < low_py_ver: