diff --git a/package/prosody/Config.in b/package/prosody/Config.in
index 1bc79b7f2a..ef26e2750b 100644
--- a/package/prosody/Config.in
+++ b/package/prosody/Config.in
@@ -1,5 +1,6 @@
 config BR2_PACKAGE_PROSODY
 	bool "prosody"
+	depends on BR2_USE_MMU # fork
 	depends on BR2_PACKAGE_HAS_LUAINTERPRETER
 	select BR2_PACKAGE_LUAEXPAT # runtime
 	select BR2_PACKAGE_LUASEC # runtime
@@ -16,3 +17,4 @@ config BR2_PACKAGE_PROSODY
 
 comment "prosody needs the lua interpreter"
 	depends on !BR2_PACKAGE_HAS_LUAINTERPRETER
+	depends on BR2_USE_MMU