diff --git a/scans/roff.s b/scans/roff.s
index c14970f..8bc2ff3 100644
--- a/scans/roff.s
+++ b/scans/roff.s
@@ -425,7 +425,7 @@ break: 0
    law char-1
    dac 8
    lac un
-   sza
+   sma
    jmp 1f
    dac c
 2:
diff --git a/src/cmd/roff.s b/src/cmd/roff.s
index c14970f..8bc2ff3 100644
--- a/src/cmd/roff.s
+++ b/src/cmd/roff.s
@@ -425,7 +425,7 @@ break: 0
    law char-1
    dac 8
    lac un
-   sza
+   sma
    jmp 1f
    dac c
 2: