diff --git a/src/lammps.cpp b/src/lammps.cpp
index 2a71714dcc..ef0e95603f 100644
--- a/src/lammps.cpp
+++ b/src/lammps.cpp
@@ -1267,7 +1267,7 @@ void _noopt LAMMPS::help()
           "-reorder topology-specs     : processor reordering (-r)\n"
           "-screen none/filename       : where to send screen output (-sc)\n"
           "-skiprun                    : skip loops in run and minimize (-sr)\n"
-          "-suffix gpu/intel/opt/omp   : style suffix to apply (-sf)\n"
+          "-suffix gpu/intel/kk/opt/omp: style suffix to apply (-sf)\n"
           "-var varname value          : set index style variable (-v)\n\n",
           exename);