diff --git a/var/spack/repos/builtin/packages/lammps/package.py b/var/spack/repos/builtin/packages/lammps/package.py
index 72a1a9246f..9a6ef2e2b4 100644
--- a/var/spack/repos/builtin/packages/lammps/package.py
+++ b/var/spack/repos/builtin/packages/lammps/package.py
@@ -20,7 +20,16 @@ class Lammps(CMakePackage, CudaPackage):
 
     tags = ['ecp', 'ecp-apps']
 
-    version('develop', branch='master')
+    version('master', branch='master')
+    version('20200303', sha256='9aa56dfb8673a06e6c88588505ec1dfc01dd94f9d60e719ed0c605e48cc06c58')
+    version('20200227', sha256='1aabcf38bc72285797c710b648e906151a912c36b634a9c88ac383aacf85516e')
+    version('20200218', sha256='73bcf146660804ced954f6a0a8dce937482677778d46018ca5a688127bf97211')
+    version('20200204', sha256='3bf3de546ede34ffcd89f1fca5fd66aa78c662e7c8a76e30ce593e44a00d23ce')
+    version('20200124', sha256='443829560d760690e1ae21ad54922f56f34f640a81e817f5cc65d2a4af3a6a5d')
+    version('20200109', sha256='f2fd24f6c10837801f490913d73f672ec7c6becda08465d7e834a2bfbe3d7cd6')
+    version('20191120', sha256='fd146bf517a6c2fb8a69ecb3749dc352eef94414739cd7855c668c690af85d27')
+    version('20191030', sha256='5279567f731386ffdb87800b448903a63de2591064e13b4d5216acae25b7e541')
+    version('20190919', sha256='0f693203afe86bc70c084c55f29330bdeea3e3ad6791f81c727f7a34a7f6caf3')
     version('20190807', sha256='895d71914057e070fdf0ae5ccf9d6552b932355056690bdb8e86d96549218cc0')
     version('20190605', sha256='c7b35090aef7b114d2b47a7298c1e8237dd811da87995c997bf7639cca743152')
     version('20181212', sha256='ccc5d2c21c4b62ce4afe7b3a0fe2f37b83e5a5e43819b7c2e2e255cce2ce0f24')