diff --git a/Tranga/TrangaTasks/DownloadNewChaptersTask.cs b/Tranga/TrangaTasks/DownloadNewChaptersTask.cs
index 8dff7d3..57a7738 100644
--- a/Tranga/TrangaTasks/DownloadNewChaptersTask.cs
+++ b/Tranga/TrangaTasks/DownloadNewChaptersTask.cs
@@ -25,6 +25,7 @@ public class DownloadNewChaptersTask : TrangaTask
         foreach(Chapter newChapter in newChapters)
             connector.DownloadChapter(pub, newChapter);
 
+        this.lastExecuted = DateTime.Now;
         this.state = ExecutionState.Waiting;
     }
     
diff --git a/Tranga/TrangaTasks/UpdateKomgaLibraryTask.cs b/Tranga/TrangaTasks/UpdateKomgaLibraryTask.cs
index c778553..d27c38e 100644
--- a/Tranga/TrangaTasks/UpdateKomgaLibraryTask.cs
+++ b/Tranga/TrangaTasks/UpdateKomgaLibraryTask.cs
@@ -16,6 +16,8 @@ public class UpdateKomgaLibraryTask : TrangaTask
         Komga.KomgaLibrary[] allLibraries = komga.GetLibraries();
         foreach (Komga.KomgaLibrary lib in allLibraries)
             komga.UpdateLibrary(lib.id);
+        
+        this.lastExecuted = DateTime.Now;
         this.state = ExecutionState.Waiting;
     }
 }
\ No newline at end of file