diff --git a/crypto/fipsmodule/aes/asm/vpaes-armv8.pl b/crypto/fipsmodule/aes/asm/vpaes-armv8.pl
index e4b9cebd1..b771fafac 100755
--- a/crypto/fipsmodule/aes/asm/vpaes-armv8.pl
+++ b/crypto/fipsmodule/aes/asm/vpaes-armv8.pl
@@ -1059,7 +1059,7 @@ _vpaes_schedule_mangle:
 
 .Lschedule_mangle_both:
 	tbl	v3.16b, {v3.16b}, v1.16b	// vpshufb	%xmm1,	%xmm3,	%xmm3
-	add	x8, x8, #64-16			// add	\$-16,	%r8
+	add	x8, x8, #48			// add	\$-16,	%r8
 	and	x8, x8, #~(1<<6)		// and	\$0x30,	%r8
 	st1	{v3.2d}, [$out]			// vmovdqu	%xmm3,	(%rdx)
 	ret