diff --git a/src/mmgr/Makefile.am b/src/mmgr/Makefile.am
index a4fd810..b493409 100644
--- a/src/mmgr/Makefile.am
+++ b/src/mmgr/Makefile.am
@@ -1,7 +1,7 @@
 noinst_LIBRARIES = libmmgr.a
-libmmgr_a_SOURCES = memorymap.cpp buddyallocator.cpp addressspace.cpp
+libmmgr_a_SOURCES = memorymap.cpp buddyallocator.cpp
 libmmgr_a_CPPFLAGS = -ffreestanding -O0 -Wall -fno-exceptions -fno-rtti -ggdb
 
 if x86
-libmmgr_a_SOURCES += x86/pagetableentry.cpp
+libmmgr_a_SOURCES += x86/pagetableentry.cpp x86/mmap.cpp
 endif
\ No newline at end of file