diff --git a/atst/utils/flash.py b/atst/utils/flash.py
index dd32f5cc..7970cc03 100644
--- a/atst/utils/flash.py
+++ b/atst/utils/flash.py
@@ -149,11 +149,10 @@ MESSAGES = {
         "category": "success",
     },
     "application_deleted": {
-        "title_template": "Success!",
+        "title_template": translate("flash.success"),
         "message_template": """
-        You have successfully deleted the {{ application_name }} application.
-        To view the retained activity log, visit the portfolio administration
-        page. <a href="#">Undo this action</a>.
+            {{ "flash.application.deleted" | translate({"application_name": application_name}) }}
+            <a href="#">Undo</a>.
         """,
         "category": "success",
     },
diff --git a/translations.yaml b/translations.yaml
index c1e5de97..cf3a3fdb 100644
--- a/translations.yaml
+++ b/translations.yaml
@@ -28,6 +28,8 @@ flash:
   delete_member_success: You have successfully deleted {member_name} from the portfolio.
   new_ppoc_title: Primary point of contact updated
   new_ppoc_message: You have successfully added {ppoc_name} as the primary point of contact. You are no longer the PPoC.
+  application:
+    deleted: You have successfully deleted the {application_name} application. To view the retained activity log, visit the portfolio administration page.
 common:
   back: Back
   cancel: Cancel