diff --git a/app/Jobs/RecalculateSpentTimeForProject.php b/app/Jobs/RecalculateSpentTimeForProject.php
index 024e19d6..6ad375ce 100644
--- a/app/Jobs/RecalculateSpentTimeForProject.php
+++ b/app/Jobs/RecalculateSpentTimeForProject.php
@@ -20,6 +20,11 @@ class RecalculateSpentTimeForProject implements ShouldDispatchAfterCommit, Shoul
     use Queueable;
     use SerializesModels;
 
+    /**
+     * Delete the job if its models no longer exist.
+     */
+    public bool $deleteWhenMissingModels = true;
+
     public Project $project;
 
     /**
diff --git a/app/Jobs/RecalculateSpentTimeForTask.php b/app/Jobs/RecalculateSpentTimeForTask.php
index 5f04dc6e..649bc8e9 100644
--- a/app/Jobs/RecalculateSpentTimeForTask.php
+++ b/app/Jobs/RecalculateSpentTimeForTask.php
@@ -20,6 +20,11 @@ class RecalculateSpentTimeForTask implements ShouldDispatchAfterCommit, ShouldQu
     use Queueable;
     use SerializesModels;
 
+    /**
+     * Delete the job if its models no longer exist.
+     */
+    public bool $deleteWhenMissingModels = true;
+
     public Task $task;
 
     /**