diff --git a/blk/755 b/blk/755
index 5576045..32153d6 100644
--- a/blk/755
+++ b/blk/755
@@ -2,6 +2,6 @@
 0x31 OPrr XORxx,     0x30 OPrr XORrr,
 0x88 OPrr MOVrr,     0x89 OPrr MOVxx,    0x28 OPrr SUBrr,
 0x29 OPrr SUBxx,     0x08 OPrr ORrr,     0x09 OPrr ORxx,
-0x3a OPrr CMPrr,     0x3b OPrr CMPxx,    0x00 OPrr ADDrr,
+0x38 OPrr CMPrr,     0x39 OPrr CMPxx,    0x00 OPrr ADDrr,
 0x01 OPrr ADDxx,     0x20 OPrr ANDrr,    0x21 OPrr ANDxx,
 
diff --git a/blk/827 b/blk/827
index 6fb5f55..02c5871 100644
--- a/blk/827
+++ b/blk/827
@@ -10,7 +10,7 @@ CODE S= 2 chkPS,
 CODE CMP 2 chkPS,
     BX POPx, AX POPx, CX CX XORxx, AX BX CMPxx,
     IFNZ, ( < or > )
-        CX INCx, IFNC, ( < ) CX DECx, CX DECx, THEN,
+        CX INCx, IFC, ( < ) CX DECx, CX DECx, THEN,
     THEN,
     CX PUSHx,
 ;CODE