diff --git a/Mod/bin64/linux/liblua51.so b/Mod/bin64/linux/liblua51.so
old mode 100644
new mode 100755
index 92b48d3..5753fe1
Binary files a/Mod/bin64/linux/liblua51.so and b/Mod/bin64/linux/liblua51.so differ
diff --git a/src/lua51/Dockerfile b/src/lua51/Dockerfile
index 5a55a6d..b98841d 100644
--- a/src/lua51/Dockerfile
+++ b/src/lua51/Dockerfile
@@ -1,8 +1,8 @@
 FROM ubuntu:14.04
 
-RUN apt-get update && apt-get install g++ cmake -y
+RUN apt-get update && apt-get install gcc make libreadline-dev libncurses-dev -y
 RUN mkdir /home/output
-COPY CMakeLists.txt /home/lua51/
+COPY Makefile /home/lua51/
 COPY ./src /home/lua51/src
-RUN cd /home/lua51 && cmake -DCMAKE_BUILD_TYPE=Release . && cmake --build .
-CMD [ "cp", "/home/lua51/liblua51.so", "/home/output/" ]
\ No newline at end of file
+RUN cd /home/lua51 && make linux
+CMD [ "cp", "/home/lua51/src/liblua.so", "/home/output/liblua51.so" ]
\ No newline at end of file
diff --git a/src/lua51/src/Makefile b/src/lua51/src/Makefile
index 897cd80..e5c5e1f 100644
--- a/src/lua51/src/Makefile
+++ b/src/lua51/src/Makefile
@@ -7,12 +7,12 @@
 # Your platform. See PLATS for possible values.
 PLAT= none
 
-CC= gcc -m32
-CFLAGS= -O2 -Wall $(MYCFLAGS) -DDST
+CC= gcc
+CFLAGS= -O2 -Wall $(MYCFLAGS) -DDST -fPIC
 AR= ar rcu
 RANLIB= ranlib
 RM= rm -f
-LIBS= -lm -fPIC -shared $(MYLIBS)
+LIBS= -lm $(MYLIBS)
 
 MYCFLAGS=
 MYLDFLAGS=
@@ -23,6 +23,7 @@ MYLIBS=
 PLATS= aix ansi bsd freebsd generic linux macosx mingw posix solaris
 
 LUA_A=	liblua.a
+LUA_SO=	liblua.so
 CORE_O=	lapi.o lcode.o ldebug.o ldo.o ldump.o lfunc.o lgc.o llex.o lmem.o \
 	lobject.o lopcodes.o lparser.o lstate.o lstring.o ltable.o ltm.o  \
 	lundump.o lvm.o lzio.o
@@ -35,8 +36,8 @@ LUA_O=	lua.o
 LUAC_T=	luac
 LUAC_O=	luac.o print.o
 
-ALL_O= $(CORE_O) $(LIB_O) $(LUA_O) $(LUAC_O)
-ALL_T= $(LUA_A) $(LUA_T) $(LUAC_T)
+ALL_O= $(CORE_O) $(LIB_O)
+ALL_T= $(LUA_SO)
 ALL_A= $(LUA_A)
 
 default: $(PLAT)
@@ -47,6 +48,9 @@ o:	$(ALL_O)
 
 a:	$(ALL_A)
 
+$(LUA_SO): $(CORE_O) $(LIB_O)
+	$(CC) -o $@ -shared $?
+
 $(LUA_A): $(CORE_O) $(LIB_O)
 	$(AR) $@ $?
 	$(RANLIB) $@