diff --git a/buildrunner/config_model.py b/buildrunner/config_model.py
index 4d91897f..1fd68f5b 100644
--- a/buildrunner/config_model.py
+++ b/buildrunner/config_model.py
@@ -6,7 +6,7 @@
 with the terms of the Adobe license agreement accompanying it.
 """
 
-from typing import Dict, List, Optional, Set
+from typing import Dict, List, Optional, Set, Union
 
 from pydantic import BaseModel  # pylint: disable=no-name-in-module
 
@@ -29,8 +29,7 @@ class StepPushDict(BaseModel):
 class Step(BaseModel):
     """ Step model """
     build: Optional[StepBuild]
-    # pylint: disable=unsubscriptable-object,unsupported-binary-operation
-    push: Optional[StepPushDict | List[str | StepPushDict] | str]
+    push: Optional[Union[StepPushDict, List[Union[str, StepPushDict]], str]]
 
     def is_multi_platform(self):
         """
@@ -65,8 +64,7 @@ def has_multi_platform_build(self):
         return False
 
     def validate_push(self,
-                      # pylint: disable=unsubscriptable-object,unsupported-binary-operation
-                      push: StepPushDict | list[str | StepPushDict] | str,
+                      push: Union[StepPushDict, list[Union[str, StepPushDict]], str],
                       mp_push_tags: Set[str],
                       step_name: str,
                       update_mp_push_tags: bool = True):