diff --git a/package/Makefile b/package/Makefile
index 209be34674..4b8df7f484 100644
--- a/package/Makefile
+++ b/package/Makefile
@@ -92,6 +92,10 @@ $(curdir)/index: FORCE
 			$(call ERROR_MESSAGE,WARNING: Applying padding in $$d/Packages to workaround usign SHA-512 bug!); \
 			{ echo ""; echo ""; } >> Packages;; \
 		esac; \
+		echo -n '{"architecture": "$(ARCH_PACKAGES)", "packages":{' > index.json; \
+		sed -n -e 's/^Package: \(.*\)$$/"\1":/p' -e 's/^Version: \(.*\)$$/"\1",/p' Packages | tr '\n' ' ' >> index.json; \
+		echo '}}' >> index.json; \
+		sed -i 's/, }}/}}/' index.json; \
 		gzip -9nc Packages > Packages.gz; \
 	); done
 ifdef CONFIG_SIGNED_PACKAGES