diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index c859f028d052a1e7d4573009b9326051d4ba9ef8..2522289d6a179c37dd6370867f22ba7f80566896 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,4 +1,7 @@
 
+Drupal 7.5-dev, xxxx-xx-xx (development version)
+----------------------
+
 Drupal 7.4, 2011-06-29
 ----------------------
 - Rolled back patch that caused fatal errors in CTools, Feeds, and other modules using the class registry.
diff --git a/includes/bootstrap.inc b/includes/bootstrap.inc
index 35a20c8801c6ac7a186686cd9bba07e66314b8b6..9f4eab0d8566bd905b8d75449c016c7b63b72a56 100644
--- a/includes/bootstrap.inc
+++ b/includes/bootstrap.inc
@@ -8,7 +8,7 @@
 /**
  * The current system version.
  */
-define('VERSION', '7.4');
+define('VERSION', '7.5-dev');
 
 /**
  * Core API compatibility.