diff --git a/Grid/simd/Grid_a64fx-2.h b/Grid/simd/Grid_a64fx-2.h
index 67690c01..55bf1e72 100644
--- a/Grid/simd/Grid_a64fx-2.h
+++ b/Grid/simd/Grid_a64fx-2.h
@@ -423,7 +423,7 @@ struct Conj{
     svbool_t pg_odd = acle<T>::pg_odd();
     typename acle<T>::vt a_v = svld1(pg1, a.v);
     //typename acle<T>::vt r_v = svneg_x(pg_odd, a_v);
-    typename acle<T>::vt r_v = svneg_m(pg_odd, a_v);
+    typename acle<T>::vt r_v = svneg_m(a_v, pg_odd, a_v);
     svst1(pg1, out.v, r_v);
 
     return out;
@@ -443,7 +443,7 @@ struct TimesMinusI{
     typename acle<T>::svuint tbl_swap_v = svld1(pg1, tbl_swap.v);
     typename acle<T>::vt a_v = svld1(pg1, a.v);
     a_v = svtbl(a_v, tbl_swap_v);
-    typename acle<T>::vt r_v = svneg_m(pg_odd, a_v);
+    typename acle<T>::vt r_v = svneg_m(a_v, pg_odd, a_v);
     svst1(pg1, out.v, r_v);
 
     return out;
@@ -464,7 +464,7 @@ struct TimesI{
     typename acle<T>::vt a_v = svld1(pg1, a.v);
     a_v = svtbl(a_v, tbl_swap_v);
     //typename acle<T>::vt r_v = svneg_x(pg_even, a_v);
-    typename acle<T>::vt r_v = svneg_m(pg_even, a_v);
+    typename acle<T>::vt r_v = svneg_m(a_v, pg_even, a_v);
     svst1(pg1, out.v, r_v);
 
     return out;
diff --git a/Grid/simd/Grid_a64fx-fixedsize.h b/Grid/simd/Grid_a64fx-fixedsize.h
index cb486401..387a1f99 100644
--- a/Grid/simd/Grid_a64fx-fixedsize.h
+++ b/Grid/simd/Grid_a64fx-fixedsize.h
@@ -385,13 +385,13 @@ struct Conj{
   inline vecf operator()(vecf a){
     pred pg_odd = acle<float>::pg_odd();
     //return svneg_x(pg_odd, a);
-    return svneg_m(pg_odd, a);
+    return svneg_m(a, pg_odd, a);
   }
   // Complex double
   inline vecd operator()(vecd a){
     pred pg_odd = acle<double>::pg_odd();
     //return svneg_x(pg_odd, a);
-    return svneg_m(pg_odd, a);
+    return svneg_m(a, pg_odd, a);
   }
 };
 
@@ -404,7 +404,7 @@ struct TimesMinusI{
 
     vecf a_v = svtbl(a, tbl_swap);
     //return svneg_x(pg_odd, a_v);
-    return svneg_m(pg_odd, a_v);
+    return svneg_m(a_v, pg_odd, a_v);
   }
   // Complex double
   inline vecd operator()(vecd a, vecd b){
@@ -414,7 +414,7 @@ struct TimesMinusI{
 
     vecd a_v = svtbl(a, tbl_swap);
     //return svneg_x(pg_odd, a_v);
-    return svneg_m(pg_odd, a_v);
+    return svneg_m(a_v, pg_odd, a_v);
   }
 };
 
@@ -427,7 +427,7 @@ struct TimesI{
 
     vecf a_v = svtbl(a, tbl_swap);
     //return svneg_x(pg_even, a_v);
-    return svneg_m(pg_even, a_v);
+    return svneg_m(a_v, pg_even, a_v);
   }
   // Complex double
   inline vecd operator()(vecd a, vecd b){
@@ -437,7 +437,7 @@ struct TimesI{
 
     vecd a_v = svtbl(a, tbl_swap);
     //return svneg_x(pg_even, a_v);
-    return svneg_m(pg_even, a_v);
+    return svneg_m(a_v, pg_even, a_v);
   }
 };