diff --git a/module_build_service/utils.py b/module_build_service/utils.py
index 2be0f0c3..5f157b9a 100644
--- a/module_build_service/utils.py
+++ b/module_build_service/utils.py
@@ -784,7 +784,7 @@ def get_reusable_component(session, module, component_name):
     return None
 
 
-def validate_koji_tag(tag_arg_name, pre='', post='-'):
+def validate_koji_tag(tag_arg_name, pre='', post='-', dict_key='name'):
     """
     Used as a decorator validates koji tag arg value (which may be str or list)
     against configurable list of koji tag prefixes.
@@ -792,6 +792,7 @@ def validate_koji_tag(tag_arg_name, pre='', post='-'):
     validation) to each koji tag prefix.
     :param post: Append this string/delimiter ('-' by default) to each koji
     tag prefix.
+    :param dict_key: In case of a dict arg, inspect this key ('name' by default).
     """
     def validation_decorator(function):
         def wrapper(*args, **kwargs):
@@ -799,8 +800,16 @@ def validate_koji_tag(tag_arg_name, pre='', post='-'):
             if tag_arg_name not in call_args:
                 raise ProgrammingError(
                     'Koji tag validation: Inspected argument {} is not within function args.'
-                    .format(tag_arg_name))
-            if isinstance(call_args[tag_arg_name], list):
+                    ' The function was: {}.'
+                    .format(tag_arg_name, function.__name__))
+            if isinstance(call_args[tag_arg_name], dict):
+                if dict_key not in call_args[tag_arg_name]:
+                    raise ProgrammingError(
+                        'Koji tag validation: Inspected dict arg {} does not contain {} key.'
+                        ' The function was: {}.'
+                        .format(call_args[tag_arg_name], dict_key, function.__name__))
+                tag_list = [call_args[tag_arg_name][dict_key]]
+            elif isinstance(call_args[tag_arg_name], list):
                 tag_list = call_args[tag_arg_name]
             else:
                 tag_list = [call_args[tag_arg_name]]
diff --git a/tests/test_utils/test_utils.py b/tests/test_utils/test_utils.py
index 2ee35213..a357a879 100644
--- a/tests/test_utils/test_utils.py
+++ b/tests/test_utils/test_utils.py
@@ -213,3 +213,23 @@ class TestUtils(unittest.TestCase):
         self.assertEquals(
             validate_koji_tag_good_tag_values_in_list(['module-foo',
                                                        'module-bar']), True)
+
+    def test_validate_koji_tag_good_tag_value_in_dict(self):
+
+        @module_build_service.utils.validate_koji_tag('tag_arg')
+        def validate_koji_tag_good_tag_value_in_dict(tag_arg):
+            return True
+
+        self.assertEquals(
+            validate_koji_tag_good_tag_value_in_dict({'name': 'module-foo'}), True)
+
+    def test_validate_koji_tag_good_tag_value_in_dict_nondefault_key(self):
+
+        @module_build_service.utils.validate_koji_tag('tag_arg',
+                                                      dict_key='nondefault')
+        def validate_koji_tag_good_tag_value_in_dict_nondefault_key(tag_arg):
+            return True
+
+        self.assertEquals(
+            validate_koji_tag_good_tag_value_in_dict_nondefault_key(
+               {'nondefault': 'module-foo'}), True)