diff --git a/src/02-driver/exercice/ex4-character-oriented.c b/src/02-driver/exercice/ex4-character-oriented.c
index 8ca2cba..1503c5c 100644
--- a/src/02-driver/exercice/ex4-character-oriented.c
+++ b/src/02-driver/exercice/ex4-character-oriented.c
@@ -10,7 +10,7 @@
 
 #define DATA_LENGTH 70
 
-const static char* data = "J'ai le chocolat qui est collé au palais, ducoup j'arrive pas a parlé\0";
+static const char* data = "J'ai le chocolat qui est collé au palais, ducoup j'arrive pas a parlé\0";
 
 static char data_read[DATA_LENGTH] = {};
 
@@ -30,6 +30,8 @@ int ex_character_oriented(void) {
 
     ret = write(fd, data, DATA_LENGTH);
 
+    fd = open(path, O_RDWR);
+
     if(ret < 0) {
         printf("Failed to write\n");
         return 1;