diff --git a/CHANGELOG.md b/CHANGELOG.md
index 05c5d45f871998762dbf3329ae637a64c701ea82_Q0hBTkdFTE9HLm1k..7142b48a5828a6219bf9677cc172137d68abfd65_Q0hBTkdFTE9HLm1k 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Version 4.0.1 (2024-02-26)
+
+Use `mock_aws` instead of `mock_s3`
+(as `moto@v5` does not implement `mock_s3` anymore)
+
 ## Version 4.0.0 (2023-10-05)
 
 ### 🎉 Code changes
diff --git a/cubicweb_s3storage/__pkginfo__.py b/cubicweb_s3storage/__pkginfo__.py
index 05c5d45f871998762dbf3329ae637a64c701ea82_Y3ViaWN3ZWJfczNzdG9yYWdlL19fcGtnaW5mb19fLnB5..7142b48a5828a6219bf9677cc172137d68abfd65_Y3ViaWN3ZWJfczNzdG9yYWdlL19fcGtnaW5mb19fLnB5 100644
--- a/cubicweb_s3storage/__pkginfo__.py
+++ b/cubicweb_s3storage/__pkginfo__.py
@@ -5,7 +5,7 @@
 modname = "cubicweb_s3storage"
 distname = "cubicweb-s3storage"
 
-numversion = (4, 0, 0)
+numversion = (4, 0, 1)
 version = ".".join(str(num) for num in numversion)
 
 license = "LGPL"