diff --git a/asdf.asd b/asdf.asd
index 8c8eae6bb9bbff350543495d4838208a4b2a7c54..7b609dab914fe1135b41c43981abd0badd608a61 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 "2.29.2" ;; to be automatically updated by make bump-version
+  :version "2.29.3" ;; 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 99f2a249b70a1fa5267754ef4ae1563d58ab409b..bd6898ed857503598032f32917aa3ec7c834f9b7 100644
--- a/header.lisp
+++ b/header.lisp
@@ -1,5 +1,5 @@
 ;;; -*- mode: Common-Lisp; Base: 10 ; Syntax: ANSI-Common-Lisp -*-
-;;; This is ASDF 2.29.2: Another System Definition Facility.
+;;; This is ASDF 2.29.3: Another System Definition Facility.
 ;;;
 ;;; Feedback, bug reports, and patches are all welcome:
 ;;; please mail to <asdf-devel@common-lisp.net>.
diff --git a/image.lisp b/image.lisp
index e1e19952f31694b8aa68b235d7c59935b1727788..6feb3abeb7bbbd9c8569d6e478db39d1b73d8574 100644
--- a/image.lisp
+++ b/image.lisp
@@ -109,7 +109,7 @@ This is designed to abstract away the implementation specific quit forms."
     (let ((*debug-io* stream))
       (ccl:print-call-history :count count :start-frame-number 1)
       (finish-output stream))
-    #+(or cmucl scl)
+    #+(or cmu scl)
     (let ((debug:*debug-print-level* *print-level*)
           (debug:*debug-print-length* *print-length*))
       (debug:backtrace most-positive-fixnum stream))
diff --git a/operate.lisp b/operate.lisp
index 17d2f54efec542dbb1bdb17f047b36ff5266fae8..89ccac3eaae7f23fb37f1f3ca9ee68a53f7fc972 100644
--- a/operate.lisp
+++ b/operate.lisp
@@ -8,7 +8,7 @@
    :asdf/find-system :asdf/find-component :asdf/lisp-action :asdf/plan)
   (:export
    #:operate #:oos
-   #:*systems-being-operated* #:*asdf-upgrade-already-attempted*
+   #:*systems-being-operated*
    #:build-system
    #:load-system #:load-systems #:compile-system #:test-system #:require-system
    #:*load-system-operation* #:module-provide-asdf
diff --git a/os.lisp b/os.lisp
index 6691df7f07b417cd204050bb9933c38c85671cdf..951ffd8208d912fb4a938bb22cb4e024f8d7dd29 100644
--- a/os.lisp
+++ b/os.lisp
@@ -189,7 +189,7 @@ then returning the non-empty string value of the variable"
 (with-upgradability ()
   (defun hostname ()
     ;; Note: untested on RMCL
-    #+(or abcl clozure cmucl ecl genera lispworks mcl mkcl sbcl scl xcl) (machine-instance)
+    #+(or abcl clozure cmu ecl genera lispworks mcl mkcl sbcl scl xcl) (machine-instance)
     #+cormanlisp "localhost" ;; is there a better way? Does it matter?
     #+allegro (symbol-call :excl.osi :gethostname)
     #+clisp (first (split-string (machine-instance) :separator " "))
diff --git a/upgrade.lisp b/upgrade.lisp
index c5d14f6a4dfa2d07f1c79f55bb014a70ff6123d7..fed9735401cad762fa5739184aa6ff4ac3845337 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 "2.29.2")
+         (asdf-version "2.29.3")
          (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 8a71de5680247504740c5ae65f4e123d06a96b52..6517476e686321bf9ee4ace1bd88619441302a65 100644
--- a/version.lisp-expr
+++ b/version.lisp-expr
@@ -1 +1 @@
-"2.29.2"
+"2.29.3"