diff --git a/controller/appcontroller.go b/controller/appcontroller.go
index 3e56010358..3277d9e7b2 100644
--- a/controller/appcontroller.go
+++ b/controller/appcontroller.go
@@ -1206,7 +1206,7 @@ func (ctrl *ApplicationController) finalizeApplicationDeletion(app *appv1.Applic
 	if err != nil {
 		logCtx.Warnf("Unable to get destination cluster: %v", err)
 		app.UnSetCascadedDeletion()
-		app.UnSetPostDeleteFinalizer()
+		app.UnSetPostDeleteFinalizerAll()
 		if err := ctrl.updateFinalizers(app); err != nil {
 			return err
 		}
diff --git a/pkg/apis/application/v1alpha1/types.go b/pkg/apis/application/v1alpha1/types.go
index 293d7965ab..39cccf322f 100644
--- a/pkg/apis/application/v1alpha1/types.go
+++ b/pkg/apis/application/v1alpha1/types.go
@@ -3316,6 +3316,14 @@ func (app *Application) SetPostDeleteFinalizer(stage ...string) {
 	setFinalizer(&app.ObjectMeta, strings.Join(append([]string{PostDeleteFinalizerName}, stage...), "/"), true)
 }
 
+func (app *Application) UnSetPostDeleteFinalizerAll() {
+	for _, finalizer := range app.Finalizers {
+		if strings.HasPrefix(finalizer, PostDeleteFinalizerName) {
+			setFinalizer(&app.ObjectMeta, finalizer, false)
+		}
+	}
+}
+
 func (app *Application) UnSetPostDeleteFinalizer(stage ...string) {
 	setFinalizer(&app.ObjectMeta, strings.Join(append([]string{PostDeleteFinalizerName}, stage...), "/"), false)
 }