Use Python 3 instead of 3.0.
diff --git a/Doc/library/gdbm.rst b/Doc/library/gdbm.rst
index aec23e6..742c035 100644
--- a/Doc/library/gdbm.rst
+++ b/Doc/library/gdbm.rst
@@ -6,9 +6,9 @@
    :synopsis: GNU's reinterpretation of dbm.
 
 .. note::
-   The :mod:`gdbm` module has been renamed to :mod:`dbm.gnu` in Python 3.0.  The
+   The :mod:`gdbm` module has been renamed to :mod:`dbm.gnu` in Python 3.  The
    :term:`2to3` tool will automatically adapt imports when converting your
-   sources to 3.0.
+   sources to Python 3.
 
 
 .. index:: module: dbm