diff --git a/internal/controller/dataprotectionapplication_controller.go b/internal/controller/dataprotectionapplication_controller.go
index 13818a9e746..6cee9db817c 100644
--- a/internal/controller/dataprotectionapplication_controller.go
+++ b/internal/controller/dataprotectionapplication_controller.go
@@ -90,6 +90,12 @@ func (r *DataProtectionApplicationReconciler) Reconcile(ctx context.Context, req
 		logger.Error(err, "unable to fetch DataProtectionApplication CR")
 		return result, nil
 	}
+	// origDpa snapshots status before reconciliation mutates it, so the final
+	// status update is a merge patch (no resourceVersion check) instead of a
+	// full update, avoiding optimistic-lock conflicts when the informer cache
+	// still lags behind a status write this controller (or another actor)
+	// already made to the object.
+	origDpa := r.dpa.DeepCopy()
 
 	// set client to pkg/client for use in non-reconcile functions
 	oadpclient.SetClient(r.Client)
@@ -135,7 +141,7 @@ func (r *DataProtectionApplicationReconciler) Reconcile(ctx context.Context, req
 			},
 		)
 	}
-	statusErr := r.Client.Status().Update(ctx, r.dpa)
+	statusErr := r.Client.Status().Patch(ctx, r.dpa, client.MergeFrom(origDpa))
 	if err == nil { // Don't mask previous error
 		err = statusErr
 	}