diff --git a/cubicweb_s3storage/__pkginfo__.py b/cubicweb_s3storage/__pkginfo__.py
index 911374566995ff2cb1ccbde34affae6225b884d2_Y3ViaWN3ZWJfczNzdG9yYWdlL19fcGtnaW5mb19fLnB5..e86e8875905e6bc8ea8c4faa0ad44a0edd261522_Y3ViaWN3ZWJfczNzdG9yYWdlL19fcGtnaW5mb19fLnB5 100644
--- a/cubicweb_s3storage/__pkginfo__.py
+++ b/cubicweb_s3storage/__pkginfo__.py
@@ -15,8 +15,7 @@
 web = f"https://forge.extranet.logilab.fr/cubicweb/cubes/{distname}"
 
 __depends__ = {
-    "cubicweb": ">= 3.24.7, < 3.39.0",
-    "six": ">= 1.4.0",
+    "cubicweb": ">= 4.0.0, < 5.0.0",
     "boto3": None,
 }
 __recommends__ = {}