diff --git a/src/bin/dls.rs b/src/bin/dls.rs
index 4dd886f..37482a5 100644
--- a/src/bin/dls.rs
+++ b/src/bin/dls.rs
@@ -269,7 +269,7 @@ fn write_raw(raw: &[u8]) {
     use std::io::Write;
 
     let mut out = std::io::stdout();
-    out.write(raw).expect("stdout write");
+    out.write_all(raw).expect("stdout write");
     out.flush().expect("stdout flush");
 }