diff --git a/games-engines/dragengine/dragengine-1.21.recipe b/games-engines/dragengine/dragengine-1.21.recipe
index 55e5bf28a..b7e31d9ba 100644
--- a/games-engines/dragengine/dragengine-1.21.recipe
+++ b/games-engines/dragengine/dragengine-1.21.recipe
@@ -14,7 +14,7 @@ HOMEPAGE="https://dragondreams.ch
 COPYRIGHT="2020-2024 DragonDreams"
 LICENSE="GNU GPL v3
         GNU LGPL v3"
-REVISION="1"
+REVISION="2"
 SOURCE_URI="https://github.com/LordOfDragons/dragengine/archive/v$portVersion-haiku1.tar.gz"
 CHECKSUM_SHA256="a9df1d2939d7d84ddd9129a5e934d4b77bd38e38256fdfece27fb2fb62020037"
 SOURCE_FILENAME="dragengine-$portVersion-haiku1.tar.gz"
@@ -81,6 +81,7 @@ BUILD_PREREQUIRES="
 	cmd:nasm
 	cmd:cmake
 	cmd:diff
+	cmd:perl
 	"
 
 BUILD()