diff --git a/pyFAI/gui/utils/ProxyAction.py b/pyFAI/gui/utils/ProxyAction.py
index 6b807e020..193283234 100644
--- a/pyFAI/gui/utils/ProxyAction.py
+++ b/pyFAI/gui/utils/ProxyAction.py
@@ -25,9 +25,10 @@
 
 __authors__ = ["V. Valls"]
 __license__ = "MIT"
-__date__ = "16/10/2020"
+__date__ = "05/10/2023"
 
-from distutils.version import LooseVersion
+def LooseVersion(version):
+    return tuple(int(i) for i in version.split(".") if i.isdecimal())
 
 from silx.gui import qt
 
diff --git a/pyFAI/test/test_calibrant.py b/pyFAI/test/test_calibrant.py
index dbd365daf..e4542ca0a 100644
--- a/pyFAI/test/test_calibrant.py
+++ b/pyFAI/test/test_calibrant.py
@@ -146,13 +146,13 @@ def test_not_same_dspace(self):
         # this 2 calibrant must only be used there to test the lazy-loading
         c1 = get_calibrant("LaB6_SRM660a")
         c2 = get_calibrant("LaB6_SRM660b")
-        self.assertNotEquals(c1, c2)
+        self.assertNotEqual(c1, c2)
 
     def test_not_same_wavelength(self):
         c1 = get_calibrant("LaB6")
         c1.set_wavelength(1e-10)
         c2 = get_calibrant("LaB6")
-        self.assertNotEquals(c1, c2)
+        self.assertNotEqual(c1, c2)
 
     def test_copy(self):
         c1 = get_calibrant("AgBh")
@@ -160,7 +160,7 @@ def test_copy(self):
         self.assertIsNot(c1, c2)
         self.assertEqual(c1, c2)
         c2.set_wavelength(1e-10)
-        self.assertNotEquals(c1, c2)
+        self.assertNotEqual(c1, c2)
 
     def test_hash(self):
         c1 = get_calibrant("AgBh")