diff --git a/src/kernel/libroot/posix/unistd/directory.c b/src/kernel/libroot/posix/unistd/directory.c
index 1cd66c1b36..a24ee01635 100644
--- a/src/kernel/libroot/posix/unistd/directory.c
+++ b/src/kernel/libroot/posix/unistd/directory.c
@@ -65,8 +65,12 @@ readdir(DIR *dir)
 	 */
 	
 	ssize_t count = sys_read_dir(dir->fd, &dir->ent, BUFFER_SIZE, 1);
-	if (count <= 0)
+	if (count <= 0) {
+		if (count < 0)
+			errno = count;
+
 		return NULL;
+	}
 	
 	return &dir->ent;
 }