diff --git a/script/function.c b/script/function.c
index 87459d9..3595416 100644
--- a/script/function.c
+++ b/script/function.c
@@ -522,6 +522,7 @@ bool blockBox (char **tab2d, vect box_coor)
             indice_card[nbr_touch - 1] = i;
         }
     }
+
     if (nbr_touch == 0)
         return false;
 
@@ -572,7 +573,7 @@ bool blockBox (char **tab2d, vect box_coor)
 
     vect normal = card[indice_card[0]];
     vect director1 = card[(indice_card[0] + 1) % 4];
-    vect director2 = card[(indice_card[0] + 1) % 4];
+    vect director2 = card[(indice_card[0] + 3) % 4];
     vect dir_test[2] = { director1, director2 };
 
     bool wall = false;
@@ -583,22 +584,19 @@ bool blockBox (char **tab2d, vect box_coor)
         while (!wall)
         {
             char val = tab2d[current.x][current.y];
+            vect cur_nor = plusVect (current, normal);
+            char val_nor = tab2d[cur_nor.x][cur_nor.y];
             if (val == WALL)
                 wall = true;
-            if (val == TARGET)
+            else if (val == TARGET)
                 return false;
-
-            vect cur_nor = plusVect (current, normal);
-            val = tab2d[cur_nor.x][cur_nor.y];
-            if (val != WALL || val != BOX || val != BOX_ON_TARGET)
+            else if (val_nor != WALL || val_nor != BOX || val_nor != BOX_ON_TARGET)
             {
                 return false;
             }
         }
     }
     return true;
-    perror ("error in blockBox");
-    exit (0);
 }
 
 /**