diff --git a/src/EXTRA-PAIR/pair_ilj_cut.h b/src/EXTRA-PAIR/pair_ilj_cut.h
deleted file mode 100644
index 5deba94db2..0000000000
--- a/src/EXTRA-PAIR/pair_ilj_cut.h
+++ /dev/null
@@ -1,60 +0,0 @@
-/* -*- c++ -*- ----------------------------------------------------------
-   LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
-   https://www.lammps.org/, Sandia National Laboratories
-   LAMMPS development team: developers@lammps.org
-
-   Copyright (2003) Sandia Corporation.  Under the terms of Contract
-   DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
-   certain rights in this software.  This software is distributed under
-   the GNU General Public License.
-
-   See the README file in the top-level LAMMPS directory.
-------------------------------------------------------------------------- */
-
-#ifdef PAIR_CLASS
-// clang-format off
-PairStyle(ilj/cut,PairILJCut);
-// clang-format on
-#else
-
-#ifndef LMP_PAIR_ILJ_CUT_H
-#define LMP_PAIR_ILJ_CUT_H
-
-#include "pair.h"
-
-namespace LAMMPS_NS {
-
-  class PairILJCut : public Pair {
-   public:
-    PairILJCut(class LAMMPS *);
-    virtual  ~PairILJCut() override;
-    void compute(int, int) override;
-    void settings(int, char **) override;
-    void coeff(int, char **) override;
-    void init_style() override;
-    double init_one(int, int) override;
-    void write_restart(FILE *) override;
-    void read_restart(FILE *) override;
-    void write_restart_settings(FILE *) override;
-    void read_restart_settings(FILE *) override;
-    void write_data(FILE *) override;
-    void write_data_all(FILE *) override;
-    double single(int, int, int, int, double, double, double, double &) override;
-    void *extract(const char *, int &) override;
-    void compute_inner() override;
-    void compute_middle() override;
-    void compute_outer(int, int) override;
-  
-   protected:
-    double cut_global;
-    double **cut;
-    double **alpha,**beta,**gamma,**rm,**epsilon;
-    double **offset;
-    double *cut_respa;
-    virtual void allocate();
-  };
-  
-  }    // namespace LAMMPS_NS
-  
-  #endif
-  #endif
\ No newline at end of file