diff --git a/header.lisp b/header.lisp
index 8f809e02e29b93da30d63bf8f16c051b3f3c312d..38b2d9bc6593b9a84b2b84f419c0ab2c58d7cf07 100644
--- a/header.lisp
+++ b/header.lisp
@@ -1,5 +1,5 @@
 ;;; -*- mode: Common-Lisp; Base: 10 ; Syntax: ANSI-Common-Lisp -*-
-;;; This is ASDF 3.0.1: Another System Definition Facility.
+;;; This is ASDF 3.0.1.1: Another System Definition Facility.
 ;;;
 ;;; Feedback, bug reports, and patches are all welcome:
 ;;; please mail to <asdf-devel@common-lisp.net>.
diff --git a/upgrade.lisp b/upgrade.lisp
index 71c6c79c6a392a4af41e318b40d61f6d311ac352..f85e606690054ce888c59a2a524b84d41b280d98 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 "3.0.1")
+         (asdf-version "3.0.1.1")
          (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 f6fd00b74556188238c40d61381a085e10c0557e..cea4a93c0912c7e6df084d13bec12074784f60da 100644
--- a/version.lisp-expr
+++ b/version.lisp-expr
@@ -1 +1 @@
-"3.0.1"
+"3.0.1.1"