diff --git a/crypto/sha/asm/sha512p8-ppc.pl b/crypto/sha/asm/sha512p8-ppc.pl
index e3f522cb7c5f414578798e60567b1cc0d9f68950..2792800b475cb86fb7d2e575767d44d0b2116010 100755
--- a/crypto/sha/asm/sha512p8-ppc.pl
+++ b/crypto/sha/asm/sha512p8-ppc.pl
@@ -92,8 +92,7 @@ $idx="r7";
 $lrsave="r8";
 $offload="r11";
 $vrsave="r12";
-@I = ($x00,$x10,$x20,$x30,$x40,$x50,$x60,$x70)=map("r$_",(0,10,26..31));
-      $x00=0 if ($flavour =~ /osx/);
+@I = ($x00,$x10,$x20,$x30,$x40,$x50,$x60,$x70) = (0,map("r$_",(10,26..31)));
 
 @V=($A,$B,$C,$D,$E,$F,$G,$H)=map("v$_",(0..7));
 @X=map("v$_",(8..19,24..27));