diff --git a/src/makefiles/linux_64bit.mak b/src/makefiles/linux_64bit.mak
index c473c1ec..3b55eaac 100644
--- a/src/makefiles/linux_64bit.mak
+++ b/src/makefiles/linux_64bit.mak
@@ -25,13 +25,19 @@
 
 #CC=gcc
 
-OPTIONS_COMPILE_DEBUG=-D_DEBUG -DDEBUG -DUNIX -DUNIX_LINUX -DCPU_64 -D_REENTRANT -DREENTRANT -D_THREAD_SAFE -D_THREADSAFE -DTHREAD_SAFE -DTHREADSAFE -D_FILE_OFFSET_BITS=64 -I./src/ -I./src/Cedar/ -I./src/Mayaqua/ -g -fsigned-char -m64
+ifeq ($(shell uname -m),aarch64)
+	M64:=
+else
+	M64:=-m64
+endif
 
-OPTIONS_LINK_DEBUG=-g -fsigned-char -m64 -lm -ldl -lrt -lpthread -lssl -lcrypto -lreadline -lncurses -lz
+OPTIONS_COMPILE_DEBUG=-D_DEBUG -DDEBUG -DUNIX -DUNIX_LINUX -DCPU_64 -D_REENTRANT -DREENTRANT -D_THREAD_SAFE -D_THREADSAFE -DTHREAD_SAFE -DTHREADSAFE -D_FILE_OFFSET_BITS=64 -I./src/ -I./src/Cedar/ -I./src/Mayaqua/ -g -fsigned-char $(M64)
 
-OPTIONS_COMPILE_RELEASE=-DNDEBUG -DVPN_SPEED -DUNIX -DUNIX_LINUX -DCPU_64 -D_REENTRANT -DREENTRANT -D_THREAD_SAFE -D_THREADSAFE -DTHREAD_SAFE -DTHREADSAFE -D_FILE_OFFSET_BITS=64 -I./src/ -I./src/Cedar/ -I./src/Mayaqua/ -O2 -fsigned-char -m64
+OPTIONS_LINK_DEBUG=-g -fsigned-char $(M64) -lm -ldl -lrt -lpthread -lssl -lcrypto -lreadline -lncurses -lz
 
-OPTIONS_LINK_RELEASE=-O2 -fsigned-char -m64 -lm -ldl -lrt -lpthread -lssl -lcrypto -lreadline -lncurses -lz
+OPTIONS_COMPILE_RELEASE=-DNDEBUG -DVPN_SPEED -DUNIX -DUNIX_LINUX -DCPU_64 -D_REENTRANT -DREENTRANT -D_THREAD_SAFE -D_THREADSAFE -DTHREAD_SAFE -DTHREADSAFE -D_FILE_OFFSET_BITS=64 -I./src/ -I./src/Cedar/ -I./src/Mayaqua/ -O2 -fsigned-char $(M64)
+
+OPTIONS_LINK_RELEASE=-O2 -fsigned-char $(M64) -lm -ldl -lrt -lpthread -lssl -lcrypto -lreadline -lncurses -lz
 
 INSTALL_BINDIR=/usr/bin/
 INSTALL_VPNSERVER_DIR=/usr/vpnserver/