diff --git a/asdf.asd b/asdf.asd
index fe290cdd0cf80184f33f0752890752b22c28e5b6..93bab366f7e158dbcc4c7894760ab638ee4f1762 100644
--- a/asdf.asd
+++ b/asdf.asd
@@ -75,7 +75,7 @@
   :licence "MIT"
   :description "Another System Definition Facility"
   :long-description "ASDF builds Common Lisp software organized into defined systems."
-  :version "3.1.2.6" ;; to be automatically updated by make bump-version
+  :version "3.1.2.7" ;; to be automatically updated by make bump-version
   :depends-on ()
   #+asdf3 :encoding #+asdf3 :utf-8
   :class #.(if (find-class 'package-inferred-system nil) 'package-inferred-system 'system)
diff --git a/header.lisp b/header.lisp
index ff74bf34f20b010be990fa0e89eb214f23e7ae32..41815e5ab4167ac718fb2a2c202bb7f73c67bc01 100644
--- a/header.lisp
+++ b/header.lisp
@@ -1,5 +1,5 @@
 ;;; -*- mode: Common-Lisp; Base: 10 ; Syntax: ANSI-Common-Lisp ; buffer-read-only: t; -*-
-;;; This is ASDF 3.1.2.6: Another System Definition Facility.
+;;; This is ASDF 3.1.2.7: Another System Definition Facility.
 ;;;
 ;;; Feedback, bug reports, and patches are all welcome:
 ;;; please mail to <asdf-devel@common-lisp.net>.
diff --git a/uiop/image.lisp b/uiop/image.lisp
index be3f539b0e999b4329039e9b9e4ab49cb69680a8..6cbfd613816ef5d5a2e87a1dd623ec68e5ea1d0b 100644
--- a/uiop/image.lisp
+++ b/uiop/image.lisp
@@ -335,7 +335,7 @@ of the function will be returned rather than interpreted as a boolean designatin
                                 (dump-hook *image-dump-hook*)
                                 #+clozure prepend-symbols #+clozure (purify t)
                                 #+sbcl compression
-                                #+(and sbcl windows) application-type)
+                                #+(and sbcl os-windows) application-type)
     "Dump an image of the current Lisp environment at pathname FILENAME, with various options.
 
 First, finalize the image, by evaluating the POSTLUDE as per EVAL-INPUT, then calling each of
@@ -409,7 +409,7 @@ or COMPRESSION on SBCL, and APPLICATION-TYPE on SBCL/Windows."
               (when compression (list :compression compression))
               ;;--- only save runtime-options for standalone executables
               (when executable (list :toplevel #'restore-image :save-runtime-options t))
-              #+(and sbcl windows) ;; passing :application-type :gui will disable the console window.
+              #+(and sbcl os-windows) ;; passing :application-type :gui will disable the console window.
               ;; the default is :console - only works with SBCL 1.1.15 or later.
               (when application-type (list :application-type application-type)))))
     #-(or allegro clisp clozure cmu gcl lispworks sbcl scl)
diff --git a/upgrade.lisp b/upgrade.lisp
index 389fbfea492494776e10466708a45995ceae4dd8..f92beab30589a9f2bbd1647cbe2f557b74ed258a 100644
--- a/upgrade.lisp
+++ b/upgrade.lisp
@@ -67,7 +67,7 @@ previously-loaded version of ASDF."
          ;; "3.4.5.67" would be a development version in the official branch, on top 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 "3.1.2.6")
+         (asdf-version "3.1.2.7")
          (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 c0dda97cef9a83814681bac5980010b5af7cd980..cd994407792cf403374fa34cbeefc579c7590172 100644
--- a/version.lisp-expr
+++ b/version.lisp-expr
@@ -1,2 +1,2 @@
-"3.1.2.6"
+"3.1.2.7"