diff --git a/src/KOKKOS/kokkos.cpp b/src/KOKKOS/kokkos.cpp
index 8242b04cbe..9b5df82b86 100644
--- a/src/KOKKOS/kokkos.cpp
+++ b/src/KOKKOS/kokkos.cpp
@@ -17,6 +17,7 @@
 #include "ctype.h"
 #include "kokkos.h"
 #include "lammps.h"
+#include "force.h"
 #include "neighbor_kokkos.h"
 #include "neigh_list_kokkos.h"
 #include "error.h"
diff --git a/src/lammps.cpp b/src/lammps.cpp
index 287866fe63..f8a17ccf8b 100644
--- a/src/lammps.cpp
+++ b/src/lammps.cpp
@@ -677,7 +677,7 @@ void LAMMPS::post_create(int npack, int *pfirst, int *plast, char **arg)
         if (strlen(str) + strlen(arg[j]) + 2 > 128)
           error->all(FLERR,"Too many -pk arguments in command line");
         strcat(str," ");
-        strcpy(str,arg[j]);
+        strcat(str,arg[j]);
       }
       input->one(str);
     }