diff --git a/liblua/Makefile b/liblua/Makefile
index 64c78f775..2acdf8eea 100644
--- a/liblua/Makefile
+++ b/liblua/Makefile
@@ -7,7 +7,7 @@
 PLAT= none
 
 CC= gcc -std=gnu99
-CFLAGS= -O2 -Wall -Wextra -DLUA_COMPAT_5_2 $(SYSCFLAGS) $(MYCFLAGS)
+CFLAGS= -O2 -Wall -Wextra $(SYSCFLAGS) $(MYCFLAGS)
 LDFLAGS= $(SYSLDFLAGS) $(MYLDFLAGS)
 LIBS= -lm $(SYSLIBS) $(MYLIBS)