diff --git a/lemur/common/celery.py b/lemur/common/celery.py
index 4af33d86..ebf85ed7 100644
--- a/lemur/common/celery.py
+++ b/lemur/common/celery.py
@@ -332,7 +332,7 @@ def clean_all_sources():
     metrics.send(f"{function}.success", 'counter', 1)
 
 
-@celery.task(soft_time_limit=600)
+@celery.task(soft_time_limit=3600)
 def clean_source(source):
     """
     This celery task will clean the specified source. This is a destructive operation that will delete unused