diff --git a/mach/i86/libem/csb2.s b/mach/i86/libem/csb2.s
index cf4d1b6c9..a2a590341 100644
--- a/mach/i86/libem/csb2.s
+++ b/mach/i86/libem/csb2.s
@@ -10,7 +10,7 @@
 1:
 	add	bx,4
 	dec     cx
-	jl      2f
+	jl      4f
 	cmp     ax,(bx)
 	jne     1b
 	mov	bx,2(bx)
@@ -24,3 +24,6 @@
 	jmp     .fat
 3:
 	jmp     bx
+4:
+	mov	bx,dx
+	jmp	2b
diff --git a/mach/i86/libem/mli4.s b/mach/i86/libem/mli4.s
index ee10f8b5d..24a803c6b 100644
--- a/mach/i86/libem/mli4.s
+++ b/mach/i86/libem/mli4.s
@@ -20,6 +20,7 @@ yh=4
 	pop	dx
 	add     dx,ax           ! xh*yl+xl*yh
 	mov     ax,cx
+	mov	cx,dx
 	mul     yl(bx)           ! xl*yl
 	add     dx,cx
 	ret	4