diff --git a/doc/src/sgml/installation.sgml b/doc/src/sgml/installation.sgml
index fe043c60847..609e004a336 100644
--- a/doc/src/sgml/installation.sgml
+++ b/doc/src/sgml/installation.sgml
@@ -206,7 +206,7 @@ su - postgres
       installation with the header files and
       the <application>distutils</application> module.  The minimum
       required version is <productname>Python</productname>
-      2.2.  <productname>Python 3</productname> is supported if it's
+      2.3.  <productname>Python 3</productname> is supported if it's
       version 3.1 or later; but see
       <![%standalone-include[the <application>PL/Python</> documentation]]>
       <![%standalone-ignore[<xref linkend="plpython-python23">]]>
diff --git a/src/pl/plpython/expected/README b/src/pl/plpython/expected/README
index 11424877b6f..5bf93668da5 100644
--- a/src/pl/plpython/expected/README
+++ b/src/pl/plpython/expected/README
@@ -9,6 +9,3 @@ plpython_subtransaction_0.out	Python 2.4 and older (without with statement)
 plpython_subtransaction_5.out	Python 2.5 (without with statement)
 
 plpython_types_3.out			Python 3.x
-
-Note: Building with Python 2.2 is supported, but there are no expected
-files for it (too much work to maintain).
diff --git a/src/pl/plpython/plpython.h b/src/pl/plpython/plpython.h
index 54ffb4a3bd7..15ec85e8057 100644
--- a/src/pl/plpython/plpython.h
+++ b/src/pl/plpython/plpython.h
@@ -67,13 +67,6 @@ typedef int Py_ssize_t;
 #define PY_SSIZE_T_MIN INT_MIN
 #endif
 
-/*
- * PyBool_FromLong is supported from 2.3.
- */
-#if PY_VERSION_HEX < 0x02030000
-#define PyBool_FromLong(x) PyInt_FromLong(x)
-#endif
-
 /*
  * Python 2/3 strings/unicode/bytes handling.  Python 2 has strings
  * and unicode, Python 3 has strings, which are unicode on the C