diff --git a/api/events/app_event.py b/api/events/app_event.py
index 8dbf34cbd1..3a975958fc 100644
--- a/api/events/app_event.py
+++ b/api/events/app_event.py
@@ -11,3 +11,6 @@ app_model_config_was_updated = signal('app-model-config-was-updated')
 
 # sender: app, kwargs: published_workflow
 app_published_workflow_was_updated = signal('app-published-workflow-was-updated')
+
+# sender: app, kwargs: synced_draft_workflow
+app_draft_workflow_was_synced = signal('app-draft-workflow-was-synced')
diff --git a/api/events/event_handlers/__init__.py b/api/events/event_handlers/__init__.py
index cb640fa222..688b80aa8c 100644
--- a/api/events/event_handlers/__init__.py
+++ b/api/events/event_handlers/__init__.py
@@ -5,6 +5,7 @@ from .create_installed_app_when_app_created import handle
 from .create_site_record_when_app_created import handle
 from .deduct_quota_when_messaeg_created import handle
 from .delete_installed_app_when_app_deleted import handle
+from .delete_tool_parameters_cache_when_sync_draft_workflow import handle
 from .update_app_dataset_join_when_app_model_config_updated import handle
 from .update_app_dataset_join_when_app_published_workflow_updated import handle
 from .update_provider_last_used_at_when_messaeg_created import handle
diff --git a/api/events/event_handlers/delete_tool_parameters_cache_when_sync_draft_workflow.py b/api/events/event_handlers/delete_tool_parameters_cache_when_sync_draft_workflow.py
new file mode 100644
index 0000000000..1f631be1cc
--- /dev/null
+++ b/api/events/event_handlers/delete_tool_parameters_cache_when_sync_draft_workflow.py
@@ -0,0 +1,26 @@
+from core.tools.tool_manager import ToolManager
+from core.tools.utils.configuration import ToolParameterConfigurationManager
+from core.workflow.entities.node_entities import NodeType
+from core.workflow.nodes.tool.entities import ToolEntity
+from events.app_event import app_draft_workflow_was_synced
+
+
+@app_draft_workflow_was_synced.connect
+def handle(sender, **kwargs):
+    app = sender
+    for node_data in kwargs.get('synced_draft_workflow').graph_dict.get('nodes', []):
+        if node_data.get('data', {}).get('type') == NodeType.TOOL.value:
+            tool_entity = ToolEntity(**node_data["data"])
+            tool_runtime = ToolManager.get_tool_runtime(
+                provider_type=tool_entity.provider_type,
+                provider_name=tool_entity.provider_id,
+                tool_name=tool_entity.tool_name,
+                tenant_id=app.tenant_id,
+            )
+            manager = ToolParameterConfigurationManager(
+                tenant_id=app.tenant_id,
+                tool_runtime=tool_runtime,
+                provider_name=tool_entity.provider_name,
+                provider_type=tool_entity.provider_type,
+            )
+            manager.delete_tool_parameters_cache()
diff --git a/api/services/workflow_service.py b/api/services/workflow_service.py
index e1cffdd1bd..01fd3aa4a1 100644
--- a/api/services/workflow_service.py
+++ b/api/services/workflow_service.py
@@ -9,7 +9,7 @@ from core.model_runtime.utils.encoders import jsonable_encoder
 from core.workflow.entities.node_entities import NodeType
 from core.workflow.errors import WorkflowNodeRunFailedError
 from core.workflow.workflow_engine_manager import WorkflowEngineManager
-from events.app_event import app_published_workflow_was_updated
+from events.app_event import app_draft_workflow_was_synced, app_published_workflow_was_updated
 from extensions.ext_database import db
 from models.account import Account
 from models.model import App, AppMode
@@ -98,6 +98,9 @@ class WorkflowService:
         # commit db session changes
         db.session.commit()
 
+        # trigger app workflow events
+        app_draft_workflow_was_synced.send(app_model, synced_draft_workflow=workflow)
+
         # return draft workflow
         return workflow