diff --git a/asdf.asd b/asdf.asd
index 666d135e5413239ec2771c5328cddf293c00d0c6..e7ec803be5dba773c5c27726099ba25652a9aec1 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 "3.1.6.2" ;; to be automatically updated by make bump-version
+  :version "3.1.6.3" ;; to be automatically updated by make bump-version
   :depends-on ()
   #+asdf3 :encoding #+asdf3 :utf-8
   :class #+asdf3.1 package-inferred-system #-asdf3.1 system
diff --git a/doc/asdf.texinfo b/doc/asdf.texinfo
index e07807a37283cff37c9af1f4ce84b15a343f9904..4d21f763576a5a70b423d860163792f548d06124 100644
--- a/doc/asdf.texinfo
+++ b/doc/asdf.texinfo
@@ -65,7 +65,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 @titlepage
 @title ASDF: Another System Definition Facility
-@subtitle Manual for Version 3.1.6.2
+@subtitle Manual for Version 3.1.6.3
 @c The following two commands start the copyright page.
 @page
 @vskip 0pt plus 1filll
@@ -82,7 +82,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 @node Top, Introduction, (dir), (dir)
 @top ASDF: Another System Definition Facility
 @ifnottex
-Manual for Version 3.1.6.2
+Manual for Version 3.1.6.3
 @end ifnottex
 
 
diff --git a/header.lisp b/header.lisp
index 6156912202b1d2d15a35c4561d27f076290321c0..96efd12f137c911de9e23c427cbc3fb88f038823 100644
--- a/header.lisp
+++ b/header.lisp
@@ -1,5 +1,5 @@
 ;;; -*- mode: Lisp; Base: 10 ; Syntax: ANSI-Common-Lisp ; buffer-read-only: t; -*-
-;;; This is ASDF 3.1.6.2: Another System Definition Facility.
+;;; This is ASDF 3.1.6.3: Another System Definition Facility.
 ;;;
 ;;; Feedback, bug reports, and patches are all welcome:
 ;;; please mail to <asdf-devel@common-lisp.net>.
diff --git a/uiop/version.lisp-expr b/uiop/version.lisp-expr
index e376da323cda7cdd9295a326a41a86d1b3dac91c..553bf10477ef3c010cffbfe46127ac6a0cb133a8 100644
--- a/uiop/version.lisp-expr
+++ b/uiop/version.lisp-expr
@@ -1,2 +1,2 @@
-"3.1.6.2"
+"3.1.6.3"
 
diff --git a/upgrade.lisp b/upgrade.lisp
index 7834ea74e170d4966253988174c9bf3260d9aaaf..dd45c5d56010b0c3bb77260c4bbbeea76ca1a93f 100644
--- a/upgrade.lisp
+++ b/upgrade.lisp
@@ -76,7 +76,7 @@ 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 "3.1.6.2")
+         (asdf-version "3.1.6.3")
          (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 e376da323cda7cdd9295a326a41a86d1b3dac91c..553bf10477ef3c010cffbfe46127ac6a0cb133a8 100644
--- a/version.lisp-expr
+++ b/version.lisp-expr
@@ -1,2 +1,2 @@
-"3.1.6.2"
+"3.1.6.3"