diff --git a/cpu/cpu_loong64.s b/cpu/cpu_loong64.s
index 30b4c0d1..71cbaf1c 100644
--- a/cpu/cpu_loong64.s
+++ b/cpu/cpu_loong64.s
@@ -7,6 +7,7 @@
 // func get_cpucfg(reg uint32) uint32
 TEXT ·get_cpucfg(SB), NOSPLIT|NOFRAME, $0
 	MOVW	reg+0(FP), R5
-	CPUCFG	R5, R4
+	// CPUCFG R5, R4 = 0x00006ca4
+	WORD	$0x00006ca4
 	MOVW	R4, ret+8(FP)
 	RET