diff --git a/asdf.lisp b/asdf.lisp
index 4d14b72076cdb34359e5950ac5cc9ad0103d1e3f..2f6f08be7a5602bba106819e43a2d6a90ea144a4 100644
--- a/asdf.lisp
+++ b/asdf.lisp
@@ -70,7 +70,7 @@
                 :test 'equalp :key 'car))
   (let* ((asdf-version
           ;; the 1+ helps the version bumping script discriminate
-          (subseq "VERSION:2.002" (1+ (length "VERSION"))))
+          (subseq "VERSION:2.100" (1+ (length "VERSION"))))
          (existing-asdf (find-package :asdf))
          (vername '#:*asdf-version*)
          (versym (and existing-asdf