diff --git a/src/runtime/asan_amd64.s b/src/runtime/asan_amd64.s
index bf847f26015e5..ac09ec1105e15 100644
--- a/src/runtime/asan_amd64.s
+++ b/src/runtime/asan_amd64.s
@@ -63,10 +63,10 @@ TEXT	runtime·asanpoison(SB), NOSPLIT, $0-16
 
 // func runtime·asanregisterglobals(addr unsafe.Pointer, n uintptr)
 TEXT	runtime·asanregisterglobals(SB), NOSPLIT, $0-16
-	MOVD	addr+0(FP), RARG0
-	MOVD	size+8(FP), RARG1
+	MOVQ	addr+0(FP), RARG0
+	MOVQ	size+8(FP), RARG1
 	// void __asan_register_globals_go(void *addr, uintptr_t n);
-	MOVD	$__asan_register_globals_go(SB), AX
+	MOVQ	$__asan_register_globals_go(SB), AX
 	JMP	asancall<>(SB)
 
 // Switches SP to g0 stack and calls (AX). Arguments already set.