diff --git a/buildout.cfg b/buildout.cfg
index d7db0388..c2b4e9b3 100644
--- a/buildout.cfg
+++ b/buildout.cfg
@@ -2,4 +2,4 @@
 
 # use this extend one of the buildout configuration:
 extends =
-    test_plone60.cfg
+    test-6.0.x.cfg
diff --git a/test-5.2.x-py27.cfg b/test-5.2.x-py27.cfg
deleted file mode 100644
index e2b0ab9a..00000000
--- a/test-5.2.x-py27.cfg
+++ /dev/null
@@ -1,10 +0,0 @@
-[buildout]
-extends = test-5.2.x.cfg
-
-[versions]
-# python 2
-bravado = 11.0.3
-bravado-core = 5.17.0
-typing-extensions = 3.10.0.2
-jsonref = 0.2
-webcolors = 1.10
diff --git a/test-5.2.x.cfg b/test-5.2.x.cfg
deleted file mode 100644
index 16c7fced..00000000
--- a/test-5.2.x.cfg
+++ /dev/null
@@ -1,15 +0,0 @@
-[buildout]
-extends =
-    https://raw.githubusercontent.com/collective/buildout.plonetest/master/test-5.2.x.cfg
-    https://raw.githubusercontent.com/collective/buildout.plonetest/master/qa.cfg
-    base.cfg
-
-[instance]
-eggs +=
-    collective.dexteritytextindexer
-
-[versions]
-collective.z3cform.datagridfield = 2.0
-# FIXME: se si rimuove il profilo di caching da qui (perchè c'è?), si può togliere anche questo pin
-# 3.0.0a14 e successive richiedono plone.base che è solo su plone 6
-plone.app.caching = 3.0.0a13
diff --git a/test-6.0.x.cfg b/test-6.0.x.cfg
index 19dfec09..e7455034 100644
--- a/test-6.0.x.cfg
+++ b/test-6.0.x.cfg
@@ -2,11 +2,7 @@
 extends =
     https://raw.githubusercontent.com/collective/buildout.plonetest/master/test-6.0.x.cfg
     https://raw.githubusercontent.com/collective/buildout.plonetest/master/qa.cfg
+    https://raw.githubusercontent.com/RedTurtle/iocomune-backend/main/versions.cfg
     base.cfg
 
 [versions]
-zc.buildout = >=3.0.0rc3
-pip = 22.2.2
-setuptools = 65.3.0
-collective.z3cform.datagridfield = >=3.0.0
-collective.contentrules.mailfromfield = >=1.1.0
diff --git a/test_plone60.cfg b/test_plone60.cfg
deleted file mode 100644
index 60840265..00000000
--- a/test_plone60.cfg
+++ /dev/null
@@ -1,77 +0,0 @@
-[buildout]
-
-extends =
-    https://raw.github.com/collective/buildout.plonetest/master/test-6.0.x.cfg
-    https://raw.githubusercontent.com/collective/buildout.plonetest/master/qa.cfg
-    https://raw.githubusercontent.com/RedTurtle/iocomune-backend/main/versions.cfg
-    base.cfg
-
-update-versions-file = test_plone60.cfg
-
-[versions]
-
-# Added by buildout at 2023-03-03 11:30:23.040213
-bleach = 3.3.1
-build = 0.10.0
-coverage = 7.1.0
-createcoverage = 1.5
-flake8 = 6.0.0
-flake8-coding = 1.3.2
-flake8-debugger = 4.1.2
-flake8-print = 5.0.0
-i18ndude = 5.5.0
-keyring = 22.0.1
-lml = 0.1.0
-mccabe = 0.7.0
-pkginfo = 1.8.3
-plone.recipe.codeanalysis = 3.0.1
-pyexcel-ezodf = 0.3.4
-pyexcel-io = 0.6.6
-pyexcel-ods3 = 0.6.1
-pyflakes = 3.0.1
-pyproject-hooks = 1.0.0
-readme-renderer = 28.0
-requests-toolbelt = 0.10.1
-rfc3986 = 2.0.0
-tqdm = 4.64.1
-twine = 3.3.0
-zest.releaser = 6.22.2
-zpretty = 2.4.1
-
-# Required by:
-# plone.recipe.codeanalysis==3.0.1
-check-manifest = 0.49
-
-# Required by:
-# zest.releaser==6.22.2
-colorama = 0.4.6
-
-# Required by:
-# flake8-debugger==4.1.2
-# flake8-print==5.0.0
-pycodestyle = 2.10.0
-
-# Required by:
-# check-manifest==0.49
-tomli = 2.0.1
-
-# Required by:
-# bleach==3.3.1
-webencodings = 0.5.1
-
-# Added by buildout at 2023-03-22 23:05:32.974075
-
-# Added by buildout at 2024-04-19 12:51:02.457936
-
-# Required by:
-# Plone==6.0.10
-# collective.volto.blocksfield==2.0.0
-# redturtle.bandi==1.4.3
-
-# Added by buildout at 2024-05-02 17:26:10.555785
-
-# Required by:
-# Plone==6.0.11
-# collective.volto.blocksfield==2.0.0
-# design.plone.contenttypes==6.2.9.dev0
-plone.restapi = 9.6.1