--- build/linux/Makefile
+++ build/linux/Makefile
@@ -6,7 +6,7 @@
 COBJS	= ../../src/x86defs.o ../../src/wstring.o ../../src/textdefs.o ../../src/prefix.o ../../src/operands.o ../../src/insts.o ../../src/instructions.o ../../src/distorm.o ../../src/decoder.o
 PYOBJS	= ../../src/x86defs.o ../../src/wstring.o ../../src/textdefs.o ../../src/pydistorm.o ../../src/prefix.o ../../src/operands.o ../../src/insts.o ../../src/instructions.o ../../src/decoder.o
 CC	= gcc
-CFLAGS	= -O2 -Wall -fPIC -DSUPPORT_64BIT_OFFSET -D_DLL
+CFLAGS	+= -Wall -fPIC -DSUPPORT_64BIT_OFFSET -D_DLL
 
 all: clib py
 
@@ -14,11 +14,11 @@
 	/bin/rm -rf ../../src/*.o ${TARGET} ../../distorm64.a
 
 clib: ${COBJS}
-	${CC} ${CFLAGS} ${VERSION} ${COBJS} -fPIC -shared -o ${TARGET}
+	${CC} ${LDFLAGS} ${VERSION} ${COBJS} -fPIC -shared -o ${TARGET}
 	ar rs ../../distorm64.a ${COBJS}
 
 py: ${PYOBJS}
-	${CC} ${CFLAGS} ${VERSION} ${PYOBJS} -fPIC -shared -o ${TARGET}
+	${CC} ${LDFLAGS} ${VERSION} ${PYOBJS} -fPIC -shared -o ${TARGET}
 
 install: libdistorm64.so
 	install -s ${TARGET} /usr/local/lib
--- linuxproj/Makefile
+++ linuxproj/Makefile
@@ -4,12 +4,12 @@
 
 TARGET	= disasm
 CC	= gcc
-CFLAGS	= -Wall -O2 -I. -o
+CFLAGS	+= -Wall -I.
 
 all:	disasm
 
 disasm:
-	${CC} ${CFLAGS} ${TARGET} main.c ../distorm64.a
+	${CC} ${CFLAGS} ${LDFLAGS} -o ${TARGET} main.c ../distorm64.a
 
 clean:
 	/bin/rm -rf *.o ${TARGET}