diff --git a/kernel/arm64/zscal.S b/kernel/arm64/zscal.S
index 929455975..4bd43320d 100644
--- a/kernel/arm64/zscal.S
+++ b/kernel/arm64/zscal.S
@@ -223,7 +223,7 @@ zscal_begin:
 	fcmp	DA_I, #0.0
 	beq	.Lzscal_kernel_RI_zero
 
-	b	.Lzscal_kernel_R_zero
+//	b	.Lzscal_kernel_R_zero
 
 .Lzscal_kernel_R_non_zero: