diff --git a/python/tasks/tiktok/tasks.py b/python/tasks/tiktok/tasks.py
index 18c5802..adde5a7 100644
--- a/python/tasks/tiktok/tasks.py
+++ b/python/tasks/tiktok/tasks.py
@@ -1,4 +1,5 @@
 import logging
+import collections
 import enum
 import dataclasses
 import dataclasses_json
@@ -385,8 +386,8 @@ def audio_get() -> audio_get_t.res_t:
 @shared_task()
 def process_graph(
     nodes: dict[str, Any],
-    data_deps: dict(str, Iterable[str]),
-    execution_deps: dict(str, Iterable[str]),
+    data_deps: dict[str, Iterable[str]],
+    execution_deps: dict[str, Iterable[str]],
 ) -> Any:
     import networkx
 
@@ -412,29 +413,47 @@ def process_graph(
     pending_ids = set()
     active_queue = collections.deque()
 
-    ordered_nodes = networkx.topological_sort(g_execution)
+    ordered_nodes = list(networkx.topological_sort(g_execution))
     node_id = 0
-    while node_id < len(ordered_tasks):
-        node = ordered_tasks[node_id]
 
-        if any([
-            v in task_ids and task_ids[v] in pending_ids
-            for v in g_execution.predecessors(node)
-        ]):
-            task_id = active_queue.popleft()
-            try:
-                result = task.backend.wait_for(task_id, interval=0.1,)
-                if result.state == celery.states.SUCCESS:
-                    done_ids.add(result.id)
-                    continue
-            except:
-                error_ids.add(task.id)
-                logger.error(json.dumps(dict(
-                    msg=traceback.format_exc(),
-                )))
+    def wait_task() -> bool:
+        import ipdb
+        ipdb.set_trace()
+
+        task_id = active_queue.popleft()
+        task = celery.result.AsyncResult(task_id)
+
+        try:
+            task.wait()
+            if task.status == celery.states.SUCCESS:
+                done_ids.add(task_id)
+                return True
+        except:
+            error_ids.add(task_id)
+            logger.error(json.dumps(dict(
+                msg=traceback.format_exc(),
+            )))
+            return False
+        finally:
+            pending_ids.remove(task_id)
+
+    while node_id < len(ordered_nodes) or len(pending_ids) > 0:
+        if node_id < len(ordered_nodes):
+            node = ordered_nodes[node_id]
+        else:
+            node = None
+
+        if (
+            (len(pending_ids) > 0 and node_id == len(ordered_nodes)) or
+            any([
+                v in task_ids and task_ids[v] in pending_ids
+                for v in g_execution.predecessors(node)
+            ])
+        ):
+            if wait_task():
+                continue
+            else:
                 break
-            finally:
-                del pending_ids(task.id)
         else:
             args = [
                 celery.result.AsyncResult(
@@ -445,7 +464,7 @@ def process_graph(
             task = nodes[node].apply_async(*args)
             task_ids[node] = task.id
             pending_ids.add(task.id)
-            active
+            active_queue.append(task.id)
             del args
             del task
             node_id += 1
diff --git a/python/tasks/tiktok/utils.py b/python/tasks/tiktok/utils.py
index d76d46c..c27e38d 100644
--- a/python/tasks/tiktok/utils.py
+++ b/python/tasks/tiktok/utils.py
@@ -1,5 +1,6 @@
 import celery.app.task
 import celery.backends.redis
+import json
 import datetime
 import os
 import asyncio
@@ -12,6 +13,9 @@ from typing import (
     Callable,
     Iterable,
 )
+from .config import logger_setup
+
+logger = logger_setup(__name__)
 
 def shared_task(func: Optional[Callable[Any, Any]]=None, **kwargs: Any) -> Any:
     #@celery.shared_task(
@@ -38,11 +42,32 @@ def shared_task(func: Optional[Callable[Any, Any]]=None, **kwargs: Any) -> Any:
     #    return decorator
     #else:
     #    return decorator2
-    return celery.shared_task(
-        base=Task,
-        track_started=True,
-        **kwargs
-    )
+    def decorator(func2):
+        nonlocal func
+
+        if func is None:
+            func = func2
+
+        for a in celery._state._get_active_apps():
+            name = a.gen_task_name(func.__name__, func.__module__)
+            if name in a.tasks:
+                logger.info(json.dumps(dict(
+                    name=name,
+                    a=str(a),
+                    action='derigester_task',
+                )))
+                a.tasks.pop(name)
+
+        return celery.shared_task(
+            base=Task,
+            track_started=True,
+            **kwargs
+        )(func)
+
+    if func is None:
+        return decorator
+    else:
+        return decorator(func, *args, **kwargs)
 
 def is_async() -> bool:
     try: