oracle
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@@ -8,7 +8,7 @@ of exclusions.  See the
 feature list.
 
 cx_Oracle 8 has been tested with Python versions 3.6 through 3.9. You can use
-cx_Oracle with Oracle 11.2, 12c, 18c and 19c client libraries. Oracle's
+cx_Oracle with Oracle 11.2, 12c, 18c, 19c and 21c client libraries. Oracle's
 standard client-server version interoperability allows connection to both older
 and newer databases. For example Oracle 19c client libraries can connect to
 Oracle Database 11.2.   Older versions of cx_Oracle may work with older
 
@@ -1,11 +1,11 @@
-
 Welcome to cx_Oracle's documentation!
 =====================================
 
 **cx_Oracle** is a module that enables access to Oracle Database and conforms
 to the Python database API specification. This module is currently tested
-against Oracle Client 19c, 18c, 12c, and 11.2, and Python 3.5, 3.6, 3.7 and
-3.8.  Older versions of cx_Oracle may be used with previous Python releases.
+against Oracle Client 21c, 19c, 18c, 12c, and 11.2, and Python 3.6, 3.7, 3.8
+and 3.9.  Older versions of cx_Oracle may be used with previous Python
+releases.
 
 **cx_Oracle** is distributed under an open-source :ref:`license <license>`
 (the BSD license). A detailed description of cx_Oracle changes can be found in
@@ -65,4 +65,3 @@ Indices and tables
 * :ref:`genindex`
 * :ref:`modindex`
 * :ref:`search`
-