diff --git a/system/libstm32l4_dragonfly/dosfs_core.c b/system/libstm32l4_dragonfly/dosfs_core.c
index 19e47ced..5818fa2e 100644
--- a/system/libstm32l4_dragonfly/dosfs_core.c
+++ b/system/libstm32l4_dragonfly/dosfs_core.c
@@ -6801,7 +6801,7 @@ static int dosfs_path_find_entry(dosfs_volume_t *volume, uint32_t clsno, uint32_
 				    }
 				    else
 				    {
-					if (((sequence & ~DOSFS_LDIR_SEQUENCE_INDEX) == (ordinal +1)) && (chksum == dir->dir_crt_time_tenth))
+					if (((sequence & DOSFS_LDIR_SEQUENCE_INDEX) == (ordinal +1)) && (chksum == dir->dir_crt_time_tenth))
 					{
 					    sequence = (sequence & DOSFS_LDIR_SEQUENCE_MISMATCH) | ordinal;
 					}
diff --git a/variants/dragonfly/libstm32l4_dragonfly.a b/variants/dragonfly/libstm32l4_dragonfly.a
index 55521953..af512c77 100644
Binary files a/variants/dragonfly/libstm32l4_dragonfly.a and b/variants/dragonfly/libstm32l4_dragonfly.a differ