diff --git a/src/KOKKOS/fix_qeq_reax_kokkos.cpp b/src/KOKKOS/fix_qeq_reax_kokkos.cpp
index b251c634b6a80ddcbd6ef48007a960bdca1ea28b..ca14159b5536ea7b20fd5bb452261b9eca6bea11 100644
--- a/src/KOKKOS/fix_qeq_reax_kokkos.cpp
+++ b/src/KOKKOS/fix_qeq_reax_kokkos.cpp
@@ -64,6 +64,10 @@ FixQEqReaxKokkos(LAMMPS *lmp, int narg, char **arg) :
   nmax = nmax = m_cap = 0;
   allocated_flag = 0;
   nprev = 4;
+
+  memory->destroy(s_hist);
+  memory->destroy(t_hist);
+  grow_arrays(atom->nmax);
 }
 
 /* ---------------------------------------------------------------------- */