diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 8a567dc0623eabf0584fa9fb59328358591d2d14..68fc5bae50bb505ad648560ee5fda20f785d5075 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,6 +1,11 @@
 Drupal 7.xx, xxxx-xx-xx (development version)
 -----------------------
 
+Drupal 7.66, 2019-04-17
+-----------------------
+- Fixed security issues:
+   - SA-CORE-2019-006
+
 Drupal 7.65, 2019-03-20
 -----------------------
 - Fixed security issues:
diff --git a/includes/bootstrap.inc b/includes/bootstrap.inc
index bbf21d7625fcff654c98ff822fcdaf60bf664184..98c31ad3d13fd5731650719723dc3f6e8b78d3bd 100644
--- a/includes/bootstrap.inc
+++ b/includes/bootstrap.inc
@@ -8,7 +8,7 @@
 /**
  * The current system version.
  */
-define('VERSION', '7.65');
+define('VERSION', '7.66');
 
 /**
  * Core API compatibility.