diff --git a/Makefile b/Makefile
index c48aa2f..ca9eb9d 100644
--- a/Makefile
+++ b/Makefile
@@ -40,7 +40,7 @@ else
   WRAP := valgrind --show-error-list=yes --track-origins=yes --leak-check=full --show-leak-kinds=all
 endif
 
-CFLAGS   += -Wall -Wextra -Wpedantic --std=c2x
+CFLAGS   += -Wall -Wextra -Wpedantic # --std=c2x
 CPPFLAGS += -Ilibrary/ -I${OBJECT.d} -I${SOURCE.d}
 LDLIBS := -lm
 
diff --git a/source/assembler.h b/source/assembler.h
index f278f0d..9190c45 100644
--- a/source/assembler.h
+++ b/source/assembler.h
@@ -4,11 +4,12 @@ typedef signed   int  form;
 typedef unsigned int  next;
 typedef unsigned char byte;
 
+// XXX: we could be using binary literals IF SOMEONE WERE WILLING TO UPGRADE HIS GRANNY SYSTEM
 typedef enum {
-	D8  = 0b00,
-	D16 = 0b01,
-	D32 = 0b10,
-	D64 = 0b11,
+	D8  = 0,
+	D16 = 1,
+	D32 = 2,
+	D64 = 3,
 } size_index;
 
 typedef enum {
diff --git a/source/eaxhla.c b/source/eaxhla.c
index 1a12e68..5f30687 100644
--- a/source/eaxhla.c
+++ b/source/eaxhla.c
@@ -1,5 +1,3 @@
-#define _GNU_SOURCE
-
 #include "eaxhla.h"
 
 /* This source file is responsible for holding data
diff --git a/source/eaxhla.y b/source/eaxhla.y
index 2eb49d2..2463d7a 100644
--- a/source/eaxhla.y
+++ b/source/eaxhla.y
@@ -2,8 +2,6 @@
     #include "eaxhla.h"
 }
 %{
-    #define _GNU_SOURCE
-
     #include <stdio.h>
     #include <math.h>