diff --git a/tools/README b/tools/README
index fe5982ad69..f0729b4e2b 100644
--- a/tools/README
+++ b/tools/README
@@ -16,6 +16,7 @@ amber2lmp	       python scripts for using AMBER to setup LAMMPS input
 binary2txt	       convert a LAMMPS dump file from binary to ASCII text
 ch2lmp		       convert CHARMM files to LAMMPS input
 chain		       create a data file of bead-spring chains
+createatoms	       generate lattices of atoms within a geometry
 data2xmovie	       convert a data file to a snapshot that xmovie can viz
 eam_database	       one tool to generate EAM alloy potential files
 eam_generate	       2nd tool to generate EAM alloy potential files