diff --git a/asdf.asd b/asdf.asd
index 1c3fae74b88af6bcead8f33b5873b628fba3d606..e54749ad4d5150dc3bf57ad15639a2122f2e9026 100644
--- a/asdf.asd
+++ b/asdf.asd
@@ -74,7 +74,7 @@
   :licence "MIT"
   :description "Another System Definition Facility"
   :long-description "ASDF builds Common Lisp software organized into defined systems."
-  :version "2.33.2" ;; to be automatically updated by make bump-version
+  :version "2.33.3" ;; to be automatically updated by make bump-version
   :depends-on ()
   #+asdf3 :encoding #+asdf3 :utf-8
   ;; For most purposes, asdf itself specially counts as a builtin system.
diff --git a/header.lisp b/header.lisp
index 0074f102134cb92b9238a1036ea8b562d713b733..4de6f8480f59624697f9d7a0a9e41300938099d5 100644
--- a/header.lisp
+++ b/header.lisp
@@ -1,5 +1,5 @@
 ;;; -*- mode: Common-Lisp; Base: 10 ; Syntax: ANSI-Common-Lisp -*-
-;;; This is ASDF 2.33.2: Another System Definition Facility.
+;;; This is ASDF 2.33.3: Another System Definition Facility.
 ;;;
 ;;; Feedback, bug reports, and patches are all welcome:
 ;;; please mail to <asdf-devel@common-lisp.net>.
diff --git a/plan.lisp b/plan.lisp
index d82aba543fd775ffcd9b7fbca3ed805ed95914bd..d42f936932cbd2a0371ab719fb13257c5089b74d 100644
--- a/plan.lisp
+++ b/plan.lisp
@@ -370,7 +370,7 @@ processed in order by OPERATE."))
   (defgeneric perform-plan (plan &key))
   (defgeneric plan-operates-on-p (plan component))
 
-  (defparameter *default-plan-class* 'sequential-plan)
+  (defvar *default-plan-class* 'sequential-plan)
 
   (defmethod traverse ((o operation) (c component) &rest keys &key plan-class &allow-other-keys)
     (let ((plan (apply 'make-instance
diff --git a/upgrade.lisp b/upgrade.lisp
index a0d9e00027f614b0ae18c31692d54a5971aa535f..ffc4297b097e8be03e61198d02b54b03108bbdff 100644
--- a/upgrade.lisp
+++ b/upgrade.lisp
@@ -52,7 +52,7 @@ You can compare this string with e.g.: (ASDF:VERSION-SATISFIES (ASDF:ASDF-VERSIO
          ;; "3.4.5.67" would be a development version in the official upstream of 3.4.5.
          ;; "3.4.5.0.8" would be your eighth local modification of official release 3.4.5
          ;; "3.4.5.67.8" would be your eighth local modification of development version 3.4.5.67
-         (asdf-version "2.33.2")
+         (asdf-version "2.33.3")
          (existing-version (asdf-version)))
     (setf *asdf-version* asdf-version)
     (when (and existing-version (not (equal asdf-version existing-version)))
diff --git a/version.lisp-expr b/version.lisp-expr
index 769894f7d4777a3208e97390f0507d2350cecd08..0bdfd007d598b638f8a9627c21f827c5cdfd2b87 100644
--- a/version.lisp-expr
+++ b/version.lisp-expr
@@ -1 +1 @@
-"2.33.2"
+"2.33.3"