diff --git a/src/npair_bin.cpp b/src/npair_bin.cpp
index 42917b2dda..178d975ed0 100644
--- a/src/npair_bin.cpp
+++ b/src/npair_bin.cpp
@@ -46,13 +46,15 @@ void NPairBin<1, 1, 0, 0, 0>::build(NeighList *list)
   int *neighptr;
   double xtmp, ytmp, ztmp, delx, dely, delz, rsq;
 
-  double **x = atom->x;
-  int *type = atom->type;
-  int *mask = atom->mask;
-  tagint *tag = atom->tag;
-  tagint *molecule = atom->molecule;
-  tagint **special = atom->special;
-  int **nspecial = atom->nspecial;
+  using dbl3_t = double[3];
+
+  const auto * _noalias const x = (const dbl3_t *) atom->x[0];
+  const int * _noalias const type = atom->type;
+  int * _noalias const mask = atom->mask;
+  const tagint * _noalias const tag = atom->tag;
+  tagint * _noalias const molecule = atom->molecule;
+  tagint * const * _noalias const special = atom->special;
+  int * const * _noalias const nspecial = atom->nspecial;
   int nlocal = atom->nlocal;
   if (includegroup) nlocal = atom->nfirst;
 
@@ -78,7 +80,7 @@ void NPairBin<1, 1, 0, 0, 0>::build(NeighList *list)
       neighptr = ipage->vget();
 
       itype = type[i];
-      const double *const cutneighsq_i = cutneighsq[itype];
+      const double * _noalias const cutneighsq_i = cutneighsq[itype];
       const tagint molecule_i = molecule[i];
       const tagint *const special_i = special[i];
       const int *const nspecial_i = nspecial[i];