diff --git a/Setup/Patch/SimpleDataPatch.php b/Setup/Patch/SimpleDataPatch.php
index 8c3e1d3..fac7cc1 100644
--- a/Setup/Patch/SimpleDataPatch.php
+++ b/Setup/Patch/SimpleDataPatch.php
@@ -58,5 +58,5 @@ public function getAliases(): array
     /**
      * Call your patch updates within this function.
      */
-    abstract public function apply(): self;
+    abstract public function apply(): DataPatchInterface;
 }