diff --git a/kombu/__init__.py b/kombu/__init__.py
index 14b37508..aca461d7 100644
--- a/kombu/__init__.py
+++ b/kombu/__init__.py
@@ -14,12 +14,12 @@ import os
 import sys
 
 if sys.version_info < (2, 5):  # pragma: no cover
-    if sys.version_info >= (2, 4):
+    if sys.version_info >= (2, 5):
         raise Exception(
-            'Python 2.4 is not supported by this version. '
-            'Please use Kombu versions 1.x.')
+            'Python 2.5 is not supported by this version. '
+            'Please use Kombu versions 2.x.')
     else:
-        raise Exception('Kombu requires Python versions 2.5 or later.')
+        raise Exception('Kombu requires Python versions 2.6 or later.')
 
 STATICA_HACK = True
 globals()['kcah_acitats'[::-1].upper()] = False