diff --git a/lib/galaxy/workflow/modules.py b/lib/galaxy/workflow/modules.py
index 748579a4d38..bab5566754d 100644
--- a/lib/galaxy/workflow/modules.py
+++ b/lib/galaxy/workflow/modules.py
@@ -879,10 +879,13 @@ class ToolModule( WorkflowModule ):
         # Create new PJA associations with the created job, to be run on completion.
         # PJA Parameter Replacement (only applies to immediate actions-- rename specifically, for now)
         # Pass along replacement dict with the execution of the PJA so we don't have to modify the object.
-        post_job_actions = step.post_job_actions
+
+        # Combine workflow and runtime post job actions into the effective post
+        # job actions for this execution.
+        effective_post_job_actions = step.post_job_actions[:]
         for key, value in self.runtime_post_job_actions.iteritems():
-            post_job_actions.append( self.__to_pja( key, value, step ) )
-        for pja in post_job_actions:
+            effective_post_job_actions.append( self.__to_pja( key, value, None ) )
+        for pja in effective_post_job_actions:
             if pja.action_type in ActionBox.immediate_actions:
                 ActionBox.execute( self.trans.app, self.trans.sa_session, pja, job, replacement_dict )
             else:
diff --git a/test/api/test_workflows.py b/test/api/test_workflows.py
index 2e057545ec7..ac5a8c43c63 100644
--- a/test/api/test_workflows.py
+++ b/test/api/test_workflows.py
@@ -867,6 +867,13 @@ test_data:
         content = self.dataset_populator.get_history_dataset_details( history_id, wait=True, assert_ok=True )
         assert content[ "name" ] == "foo was replaced", content[ "name" ]
 
+        # Test for regression of previous behavior where runtime post job actions
+        # would be added to the original workflow post job actions.
+        workflow_id = workflow_request["workflow_id"]
+        downloaded_workflow = self._download_workflow( workflow_id )
+        pjas = downloaded_workflow[ "steps" ][ "2" ][ "post_job_actions" ].values()
+        assert len( pjas ) == 0, len( pjas )
+
     @skip_without_tool( "cat1" )
     def test_run_with_delayed_runtime_pja( self ):
         workflow_id = self._upload_yaml_workflow("""