diff --git a/pages/e12-01 b/pages/e12-01
index c436194..c286aa2 100644
--- a/pages/e12-01
+++ b/pages/e12-01
@@ -5,7 +5,7 @@ mount = 21.
 	sys	intr; 0 / turn off interrupts
 	sys 	quit; 0
 	cmp	csw,$73700 / single user?
-	bne	if / no
+	bne	1f / no
 help:
 	clr	r0 / yes
 	sys	close / close current read
@@ -28,7 +28,7 @@ help:
 	sys	creat; utmp; 16 / truncate /tmp/utmp
 	sys	close / close it
 	movb	$'x,zero+8. / put identifier in output buffer
-	jsr	pc.wtmprec / go to write accting info
+	jsr	pc,wtmprec / go to write accting info
 	mov	$itab,r1 / address of table to r1
 
 / create shell processes
diff --git a/pages/e12-03 b/pages/e12-03
index e0c16ee..c5818ad 100644
--- a/pages/e12-03
+++ b/pages/e12-03
@@ -36,7 +36,7 @@ utmp:	</tmp/utmp\0>
 wtmp:	</tmp/wtmp\0>
 ttyx:	</dev/ttyx\0>
 getty:	</etc/qetty\0>
-usr:	</usr\0)
+usr:	</usr\0>
 	.even
 
 shellp:	shellm