diff --git a/common/jpeg/simd/jdclrss2-64.asm b/common/jpeg/simd/jdclrss2-64.asm
index eac6eb4..4282bd2 100644
--- a/common/jpeg/simd/jdclrss2-64.asm
+++ b/common/jpeg/simd/jdclrss2-64.asm
@@ -72,7 +72,7 @@
 	pop	rcx
 
 	mov	rdi, r13
-	mov	rax, r14
+	mov	eax, r14d
 	test	rax,rax
 	jle	near .return
 .rowloop: