diff --git a/src/recipe.cr b/src/recipe.cr
index 9a30a10..25e4ea5 100644
--- a/src/recipe.cr
+++ b/src/recipe.cr
@@ -250,7 +250,7 @@ class Package::Recipe
 				status = @context.run(
 					"#{building_directory}/#{dirname}",
 					"patch", [
-						"#{@context.sources_directory}/#{url.filename}"
+						"-i", "#{@context.sources_directory}/#{url.filename}"
 					]
 				)