diff --git a/src/USER-MISC/pair_meam_spline.cpp b/src/USER-MISC/pair_meam_spline.cpp
index cd9b77934f..5f35070130 100644
--- a/src/USER-MISC/pair_meam_spline.cpp
+++ b/src/USER-MISC/pair_meam_spline.cpp
@@ -57,6 +57,7 @@ PairMEAMSpline::PairMEAMSpline(LAMMPS *lmp) : Pair(lmp)
 
   nelements = 0;
   elements = NULL;
+  map = NULL;
 
   Uprime_values = NULL;
   nmax = 0;
@@ -65,6 +66,14 @@ PairMEAMSpline::PairMEAMSpline(LAMMPS *lmp) : Pair(lmp)
 
   comm_forward = 1;
   comm_reverse = 0;
+
+  phis = NULL;
+  Us = NULL;
+  rhos = NULL;
+  fs = NULL;
+  gs = NULL;
+
+  zero_atom_energies = NULL;
 }
 
 /* ---------------------------------------------------------------------- */
@@ -332,6 +341,8 @@ void PairMEAMSpline::allocate()
   allocated = 1;
   int n = nelements;
 
+  memory->destroy(setflag);
+  memory->destroy(cutsq);
   memory->create(setflag,n+1,n+1,"pair:setflag");
   memory->create(cutsq,n+1,n+1,"pair:cutsq");
 
@@ -339,14 +350,21 @@ void PairMEAMSpline::allocate()
   //Change the functional form
   //f_ij->f_i
   //g_i(cos\theta_ijk)->g_jk(cos\theta_ijk)
+  delete[] phis;
+  delete[] Us;
+  delete[] rhos;
+  delete[] fs;
+  delete[] gs;
   phis = new SplineFunction[nmultichoose2];
   Us = new SplineFunction[n];
   rhos = new SplineFunction[n];
   fs = new SplineFunction[n];
   gs = new SplineFunction[nmultichoose2];
 
+  delete[] zero_atom_energies;
   zero_atom_energies = new double[n];
 
+  delete[] map;
   map = new int[n+1];
   for (int i=0; i <= n; ++i) map[i] = -1;
 }
@@ -470,6 +488,9 @@ void PairMEAMSpline::read_file(const char* filename)
       if (nelements < 1)
         error->one(FLERR, "Invalid number of atomic species on"
                    " meam/spline line in potential file");
+      if (elements)
+        for (int i = 0; i < nelements; i++) delete [] elements[i];
+      delete [] elements;
       elements = new char*[nelements];
       for (int i=0; i<nelements; ++i) {
         ptr = strtok(NULL," \t\n\r\f");