diff --git a/asdf.asd b/asdf.asd
index d61027c47380de4d89d4798a8b7ea1242af8fabf..675fa1d45bf1efbd9decf24c8dbc4de4ebee8ad0 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 "3.1.5.1" ;; to be automatically updated by make bump-version
+  :version "3.1.5.2" ;; 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/header.lisp b/header.lisp
index dfb2eb7a08cf6292ba514ecd863ee1c67a3864a6..ef1fad0b4101d73e16f62d208f625b40297cc318 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 3.1.5.1: Another System Definition Facility.
+;;; This is ASDF 3.1.5.2: 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 a031d42f3f3dd6d7ed388ce710fad83a97cd026e..9e7795eef98fcb9f958bb6139d6df9d96422b91d 100644
--- a/uiop/version.lisp-expr
+++ b/uiop/version.lisp-expr
@@ -1,2 +1,2 @@
-"3.1.5.1"
+"3.1.5.2"
 
diff --git a/upgrade.lisp b/upgrade.lisp
index e7f0e1710eac2ca03b904c2d9be4f777474a8f1b..2607eb4b153e4542e29cd5b9028689ece80eee90 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 "3.1.5.1")
+         (asdf-version "3.1.5.2")
          (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 a031d42f3f3dd6d7ed388ce710fad83a97cd026e..9e7795eef98fcb9f958bb6139d6df9d96422b91d 100644
--- a/version.lisp-expr
+++ b/version.lisp-expr
@@ -1,2 +1,2 @@
-"3.1.5.1"
+"3.1.5.2"