diff --git a/packages/renderer/src/SwateControlService.ts b/packages/renderer/src/SwateControlService.ts
index ffc03e4..0da366a 100644
--- a/packages/renderer/src/SwateControlService.ts
+++ b/packages/renderer/src/SwateControlService.ts
@@ -6,6 +6,7 @@ import ArcControlService from './ArcControlService.ts';
 const SwateControlService = {
 
   props: reactive({
+    cacheNumber: Math.random()*1000,
     object: null,
     type: 0,
   }),
diff --git a/packages/renderer/src/views/SwateView.vue b/packages/renderer/src/views/SwateView.vue
index e0789cc..0935947 100644
--- a/packages/renderer/src/views/SwateView.vue
+++ b/packages/renderer/src/views/SwateView.vue
@@ -108,7 +108,7 @@ const SwateAPI: SwateAPI = {
 const init = async ()=>{
   console.log('init');
   iProps.loading = true;
-  iframe.value.setAttribute("src", "https://swate-alpha.nfdi4plants.org?is_swatehost=1&random="+Math.random()*1000);
+  iframe.value.setAttribute("src", "https://swate-alpha.nfdi4plants.org?is_swatehost=1&random="+SwateControlService.props.cacheNumber);
 };
 
 onMounted(() => {