diff --git a/kernel/zarch/cscal.c b/kernel/zarch/cscal.c
index 9aa0cd7d1..1c9f2cda7 100644
--- a/kernel/zarch/cscal.c
+++ b/kernel/zarch/cscal.c
@@ -375,8 +375,8 @@ int CNAME(BLASLONG n, BLASLONG dummy0, BLASLONG dummy1, FLOAT da_r, FLOAT da_i,
 	else*/
 	cscal_kernel_16(n1, da_r, da_i, x);
       }
-    else if (da_i == 0 && !isnan(da_r))
-      cscal_kernel_16_zero_i(n1, alpha, x);
+/*    else if (da_i == 0 && !isnan(da_r))
+      cscal_kernel_16/*_zero_i(n1, alpha, x);*/
     else
       cscal_kernel_16(n1, da_r, da_i, x);