diff --git a/rpm_spec/core-dom0-linux.spec.in b/rpm_spec/core-dom0-linux.spec.in
index ab0a749..805c578 100644
--- a/rpm_spec/core-dom0-linux.spec.in
+++ b/rpm_spec/core-dom0-linux.spec.in
@@ -48,6 +48,7 @@ Requires:	qubes-core-admin-client
 Requires:	qubes-utils >= 3.1.3
 Requires:	qubes-utils-libs >= 4.0.16
 Requires:	qubes-rpm-oxide
+Requires:   python3-packaging
 Conflicts:	qubes-core-dom0 < 4.0.23
 Requires:	%{name}-kernel-install
 Requires:	xdotool
diff --git a/vmupdate/agent/source/plugins/manage_rpm_macro.py b/vmupdate/agent/source/plugins/manage_rpm_macro.py
index a080669..d784839 100644
--- a/vmupdate/agent/source/plugins/manage_rpm_macro.py
+++ b/vmupdate/agent/source/plugins/manage_rpm_macro.py
@@ -21,7 +21,7 @@
 
 import os
 
-import pkg_resources
+import packaging
 
 
 def manage_rpm_macro(os_data, log, **kwargs):
@@ -31,7 +31,7 @@ def manage_rpm_macro(os_data, log, **kwargs):
     if os_data["os_family"] == "RedHat":
         rpm_macro = "/usr/lib/rpm/macros.d/macros.qubes"
         if (os_data["id"] == "fedora"
-                and os_data["release"] < pkg_resources.parse_version("33")):
+                and os_data["release"] < packaging.version.parse("33")):
             log.info("Old fedora version detected.")
             with open(rpm_macro, "w") as file:
                 file.write("# CVE-2021-20271 mitigation\n"
diff --git a/vmupdate/agent/source/plugins/updatesproxy_fix.py b/vmupdate/agent/source/plugins/updatesproxy_fix.py
index 6a4f2b8..74f387a 100644
--- a/vmupdate/agent/source/plugins/updatesproxy_fix.py
+++ b/vmupdate/agent/source/plugins/updatesproxy_fix.py
@@ -22,7 +22,6 @@
 
 import os
 import pathlib
-import pkg_resources
 
 
 def updatesproxy_fix(os_data, log, **kwargs):
diff --git a/vmupdate/agent/source/utils.py b/vmupdate/agent/source/utils.py
index d267b45..9778bab 100644
--- a/vmupdate/agent/source/utils.py
+++ b/vmupdate/agent/source/utils.py
@@ -23,7 +23,7 @@
 import ast
 from typing import Optional, Dict, Any
 
-import pkg_resources
+import packaging
 
 
 def get_os_data(logger: Optional = None) -> Dict[str, Any]:
@@ -49,7 +49,7 @@ def get_os_data(logger: Optional = None) -> Dict[str, Any]:
     data["name"] = os_release.get("NAME", "Linux").strip()
     if "VERSION_ID" in os_release:
         release = os_release["VERSION_ID"]
-        data["release"] = pkg_resources.parse_version(release)
+        data["release"] = packaging.version.parse(release)
     if "VERSION_CODENAME" in os_release:
         data["codename"] = os_release["VERSION_CODENAME"]