diff --git a/crc/crc32_gzip_refl_by16_10.asm b/crc/crc32_gzip_refl_by16_10.asm
index aa902d2..dd58ef6 100644
--- a/crc/crc32_gzip_refl_by16_10.asm
+++ b/crc/crc32_gzip_refl_by16_10.asm
@@ -441,7 +441,7 @@ align 16
         xor     r10, r10
         bts     r10, arg3
         dec     r10
-        kmovw   k2, r10w
+        kmovw   k2, r10d
         vmovdqu8 xmm7{k2}{z}, [arg2]
 
 	vpxor	xmm7, xmm0	; xor the initial crc value
diff --git a/crc/crc32_ieee_by16_10.asm b/crc/crc32_ieee_by16_10.asm
index 2601607..56e9d98 100644
--- a/crc/crc32_ieee_by16_10.asm
+++ b/crc/crc32_ieee_by16_10.asm
@@ -455,7 +455,7 @@ align 16
         xor     r10, r10
         bts     r10, arg3
         dec     r10
-        kmovw   k2, r10w
+        kmovw   k2, r10d
         vmovdqu8 xmm7{k2}{z}, [arg2]
 	vpshufb	xmm7, xmm18		; byte-reflect the plaintext
 
diff --git a/crc/crc32_iscsi_by16_10.asm b/crc/crc32_iscsi_by16_10.asm
index 3031e9b..570599a 100644
--- a/crc/crc32_iscsi_by16_10.asm
+++ b/crc/crc32_iscsi_by16_10.asm
@@ -405,7 +405,7 @@ align 16
         xor     r10, r10
         bts     r10, arg3
         dec     r10
-        kmovw   k2, r10w
+        kmovw   k2, r10d
         vmovdqu8 xmm7{k2}{z}, [arg2]
 
 	vpxor	xmm7, xmm0	; xor the initial crc value