diff --git a/SPECS/python3x-setuptools.spec b/SPECS/python3x-setuptools.spec
index d4be903..f4eec0b 100644
--- a/SPECS/python3x-setuptools.spec
+++ b/SPECS/python3x-setuptools.spec
@@ -14,7 +14,7 @@
 Name:           python3x-setuptools
 # When updating, update the bundled libraries versions bellow!
 Version:        50.3.2
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Easily build and distribute Python packages
 # setuptools is MIT
 # appdirs is MIT
@@ -77,6 +77,8 @@ Summary:        Easily build and distribute Python 3 packages
 Provides:       python%{python3_version}dist(setuptools) = %{version}
 %endif
 
+# Require alternatives version that implements the --keep-foreign flag
+Requires(postun): alternatives >= 1.19.1-1
 # python39 installs the alternatives master symlink to which we attach a slave
 Requires: python%{python3_pkgversion}
 Requires(post): python%{python3_pkgversion}
@@ -178,7 +180,7 @@ alternatives --add-slave python3 %{_bindir}/python%{python3_version} \
 %postun -n python%{python3_pkgversion}-setuptools
 # Do this only during uninstall process (not during update)
 if [ $1 -eq 0 ]; then
-    alternatives --remove-slave python3 %{_bindir}/python%{python3_version} \
+    alternatives --keep-foreign --remove-slave python3 %{_bindir}/python%{python3_version} \
         easy_install-3
 fi
 
@@ -205,6 +207,10 @@ fi
 
 
 %changelog
+* Thu Aug 05 2021 Tomas Orsava <torsava@redhat.com> - 50.3.2-4
+- Adjusted the postun scriptlets to enable upgrading to RHEL 9
+- Resolves: rhbz#1933055
+
 * Tue Jan 05 2021 Tomas Orsava <torsava@redhat.com> - 50.3.2-3
 - Convert from Fedora to the python39 module in RHEL8
 - Resolves: rhbz#1877430