diff --git a/src/simulator/disk.rs b/src/simulator/disk.rs
index a52cad3..3a69eb1 100644
--- a/src/simulator/disk.rs
+++ b/src/simulator/disk.rs
@@ -210,11 +210,11 @@ impl Disk {
             panic!("disk::read_multiple_request, param slice smaller than one sector")
         }
 
-        let number_sector_to_read = data.len() - (data.len()%(SECTOR_SIZE as usize));
+        let number_sector_to_write = data.len() - (data.len()%(SECTOR_SIZE as usize));
 
         //ex on ecrit 4 secteurs ce qui donne data[0..4],data[4..8],data[8..12],data[12..16]
 
-        for i in 0..number_sector_to_read {
+        for i in 0..number_sector_to_write {
             Disk::write_request(disk, sector_number + (i as i32), &data[(i*(SECTOR_SIZE as usize))..((i+1)*(SECTOR_SIZE as usize))]);
         }
 
diff --git a/src/utility/bitmap.rs b/src/utility/bitmap.rs
index 5dbb7fe..37e243d 100644
--- a/src/utility/bitmap.rs
+++ b/src/utility/bitmap.rs
@@ -305,7 +305,7 @@ mod tests {
 
         //println!("\nnombre de bit de la map {} \nnombre de mot {}\n", bit_map.num_bits, bit_map.num_words);
 
-        bit_map.fetch_from("test_fetch_bitmap");
+        bit_map.fetch_from("test_fetch_bitmap_2");
 
         assert!(bit_map.num_bits == 32);
         assert!(bit_map.num_words == 1);