Change title, for now.
diff --git a/Doc/using/cmdline.rst b/Doc/using/cmdline.rst
index 8a647af..a5a900f 100644
--- a/Doc/using/cmdline.rst
+++ b/Doc/using/cmdline.rst
@@ -1,7 +1,7 @@
 .. highlightlang:: none
 
-Invoking the Python executable
-==============================
+Command line and environment
+============================
 
 The CPython interpreter scans the command line and the environment for various
 settings.