diff --git a/ZPsycopgDA/DA.py b/ZPsycopgDA/DA.py
index 7a681e42..f5154371 100644
--- a/ZPsycopgDA/DA.py
+++ b/ZPsycopgDA/DA.py
@@ -16,7 +16,7 @@
 # their work without bothering about the module dependencies.
 
 
-ALLOWED_PSYCOPG_VERSIONS = ('2.4-beta1', '2.4-beta2', '2.4', '2.4.1')
+ALLOWED_PSYCOPG_VERSIONS = ('2.4-beta1', '2.4-beta2', '2.4', '2.4.1', '2.4.2')
 
 import sys
 import time
diff --git a/setup.py b/setup.py
index df1f6fed..e03876a8 100644
--- a/setup.py
+++ b/setup.py
@@ -73,7 +73,7 @@ except ImportError:
 # Take a look at http://www.python.org/dev/peps/pep-0386/
 # for a consistent versioning pattern.
 
-PSYCOPG_VERSION = '2.4.2.dev0'
+PSYCOPG_VERSION = '2.4.2'
 
 version_flags   = ['dt', 'dec']