diff --git a/alfa-client/libs/collaboration/src/lib/search-organisations-einheit-container/search-organisations-einheit-container.component.html b/alfa-client/libs/collaboration/src/lib/search-organisations-einheit-container/search-organisations-einheit-container.component.html
index 9af9814d5c4b8c0e740290016e4e3c8bdaecd4db..3ec530a875705138b08d5e81fc65c2490cb39d1e 100644
--- a/alfa-client/libs/collaboration/src/lib/search-organisations-einheit-container/search-organisations-einheit-container.component.html
+++ b/alfa-client/libs/collaboration/src/lib/search-organisations-einheit-container/search-organisations-einheit-container.component.html
@@ -1,7 +1,12 @@
 <div class="my-32 flex h-screen flex-col gap-2">
   <div class="flex gap-48 py-6 lg:gap-96">
     <h1 class="text-xl font-bold text-primary">Zuständige Stelle auswählen</h1>
-    <ods-button variant="icon" size="fit" (clickEmitter)="closeDialog()">
+    <ods-button
+      variant="icon"
+      size="fit"
+      (clickEmitter)="closeDialog()"
+      dataTestId="close-search-dialog"
+    >
       <ods-close-icon class="fill-primary" icon />
     </ods-button>
   </div>