diff --git a/client/src/pages/app/detail/components/AdEdit/index.tsx b/client/src/pages/app/detail/components/AdEdit/index.tsx
index 53a78e523..d71821a8e 100644
--- a/client/src/pages/app/detail/components/AdEdit/index.tsx
+++ b/client/src/pages/app/detail/components/AdEdit/index.tsx
@@ -570,7 +570,7 @@ const AppEdit = ({ app, onCloseSettings }: Props) => {
           fitView
           nodes={nodes}
           edges={edges}
-          minZoom={0.4}
+          minZoom={0.1}
           maxZoom={1.5}
           defaultEdgeOptions={edgeOptions}
           connectionLineStyle={connectionLineStyle}
diff --git a/client/src/pages/app/detail/components/KBSelectModal.tsx b/client/src/pages/app/detail/components/KBSelectModal.tsx
index 4ea0c9db9..e92306579 100644
--- a/client/src/pages/app/detail/components/KBSelectModal.tsx
+++ b/client/src/pages/app/detail/components/KBSelectModal.tsx
@@ -128,8 +128,13 @@ export const KBSelectModal = ({
         <ModalFooter>
           <Button
             onClick={() => {
+              // filter out the kb that is not in the kbList
+              const filterKbList = selectedKbList.filter((kb) => {
+                return kbList.find((item) => item._id === kb.kbId);
+              });
+
               onClose();
-              onChange(selectedKbList);
+              onChange(filterKbList);
             }}
           >
             完成