diff --git a/backends/module.mk b/backends/module.mk
index a64fcbf00f7..a739d4666da 100644
--- a/backends/module.mk
+++ b/backends/module.mk
@@ -22,7 +22,6 @@ MODULE_OBJS := \
 	fs/wii/wii-fs-factory.o \
 	fs/n64/n64-fs-factory.o \
 	fs/n64/romfsstream.o \
-	graphics/null/null-graphics.o \
 	graphics/sdl/sdl-graphics.o \
 	keymapper/action.o \
 	keymapper/keymap.o \
@@ -39,7 +38,6 @@ MODULE_OBJS := \
 	midi/windows.o \
 	mixer/bufferingsdl/bufferingsdl-mixer.o \
 	mixer/sdl/sdl-mixer.o \
-	mutex/null/null-mutex.o \
 	mutex/sdl/sdl-mutex.o \
 	plugins/dc/dc-provider.o \
 	plugins/posix/posix-provider.o \