diff --git a/README.md b/README.md
index 477e71d..1ff18e0 100644
--- a/README.md
+++ b/README.md
@@ -90,7 +90,10 @@ PLUGINS_CONFIG = {
             # Groups must be created beforehand in NetBox.
             'GROUP_MAPPINGS': {
                 'saml-group3': 'netbox-group'
-            }
+            },
+            # Regex pattern to match groups for sync. Optional.
+            # Groups must be created beforehand in NetBox.
+            'GROUP_REGEX_PATTERN': r'^Netbox-.*'
         }
     }
 }
diff --git a/django3_saml2_nbplugin/backends.py b/django3_saml2_nbplugin/backends.py
index de0eed8..c16c8dd 100644
--- a/django3_saml2_nbplugin/backends.py
+++ b/django3_saml2_nbplugin/backends.py
@@ -182,6 +182,17 @@ def configure_user(self, request: WSGIRequest, user: User) -> User:
                 if saml_group in ident_groups:
                     user_groups.append(Group.objects.get(name=django_group))
             user.groups.set(user_groups)
+        if "GROUP_REGEX_PATTERN" in be_settings and "GROUP_ATTR" in be_settings:
+            group_regex_pattern = be_settings["GROUP_REGEX_PATTERN"]
+            user_groups = []
+            for group_name in ident_groups:
+                if re.match(group_regex_pattern, group_name):
+                    try:
+                        user_groups.append(Group.objects.get(name=group_name))
+                    except Group.DoesNotExist:
+                        # Group does not exist in Netbox, skip it
+                        continue
+            user.groups.set(user_groups)
         user.save()
 
         # call Netbox superclass for further processing of REMOTE_AUTH_xxx variables.