diff --git a/src/graphics/buffers.c b/src/graphics/buffers.c
index 8a77fc2..470b051 100644
--- a/src/graphics/buffers.c
+++ b/src/graphics/buffers.c
@@ -83,13 +83,11 @@ static bool grids_intersections (long x, long y, long z,
 static bool arrows_anchors (long x, long y, long z,
                             GLfloat *vertex_origin, GLfloat *colors_origin)
 {
-    /* beaucoup de ^c ^v ici    (peu d'info) (mais un peu)
 
-            X - X   =   EAST   - WEST    =   rouge - cyan
-            Y - Y   =   ZENITH - NADIR   =   vert  - magenta
-            Z - Z   =   NORTH  - SOUTH   =   bleu  - jaune
+//            X - X   =     EAST - WEST    =   rouge - cyan
+//            Y - Y   =   ZENITH - NADIR   =   vert  - magenta
+//            Z - Z   =    SOUTH - NORTH   =   jaune - bleu
 
-    */
 
     float max = fmax(x, y);
     max = fmax(max, z);
@@ -439,8 +437,8 @@ static void draw_a_central_star(GLuint *lines_origin, long n)
 #define WEST   1 // - x  cyan
 #define ZENITH 2 // + y  vert
 #define NADIR  3 // - y  magenta
-#define SOUTH  4 // - z  jaune
-#define NORTH  5 // + z  bleu
+#define SOUTH  4 // + z  jaune
+#define NORTH  5 // - z  bleu
 
 static void draw_some_arrows_demo (GLuint *lines_origin,
                               long s, long x, long y, long z,
@@ -491,9 +489,9 @@ static void draw_some_arrows (GLuint *lines_origin, long s, long stx, long sty,
 
 
 
-//            X - X   =   EAST   - WEST    =   rouge - cyan
+//            X - X   =     EAST - WEST    =   rouge - cyan
 //            Y - Y   =   ZENITH - NADIR   =   vert  - magenta
-//            Z - Z   =   NORTH  - SOUTH   =   bleu  - jaune
+//            Z - Z   =    SOUTH - NORTH   =   jaune - bleu
 
 
 
@@ -601,7 +599,7 @@ bool compute_space_and_arrows(long model_size_x, long model_size_y, long model_s
     return 0;
 }
 
-//            X - X   =   EAST   - WEST    =   rouge - cyan
+//            X - X   =     EAST - WEST    =   rouge - cyan
 //            Y - Y   =   ZENITH - NADIR   =   vert  - magenta
-//            Z - Z   =   NORTH  - SOUTH   =   bleu  - jaune
+//            Z - Z   =    SOUTH - NORTH   =   jaune - bleu