diff --git a/packaging/windows/OpenRA.nsi b/packaging/windows/OpenRA.nsi
index d620d12a85..d1050c8346 100644
--- a/packaging/windows/OpenRA.nsi
+++ b/packaging/windows/OpenRA.nsi
@@ -151,6 +151,7 @@ SectionGroup /e "Mods"
 		File /r "${SRCDIR}\mods\d2k\rules"
 		File /r "${SRCDIR}\mods\d2k\tilesets"
 		File /r "${SRCDIR}\mods\d2k\uibits"
+		File /r "${SRCDIR}\mods\d2k\weapons"
 	SectionEnd
 SectionGroupEnd