diff --git a/var/spack/repos/builtin/packages/amrex/package.py b/var/spack/repos/builtin/packages/amrex/package.py
index 2b7a2d7249..79c83c750a 100644
--- a/var/spack/repos/builtin/packages/amrex/package.py
+++ b/var/spack/repos/builtin/packages/amrex/package.py
@@ -34,6 +34,8 @@ class Amrex(CMakePackage):
     git      = "https://github.com/AMReX-Codes/amrex.git"
 
     version('develop', branch='development')
+    version('18.10', commit='d37a266c38092e1174096e245326e9eead1f4e03')  # tag:18.10
+    version('18.09.1', commit='88120db4736c325a2d3d2c291adacaffd3bf224b')  # tag:18.09.1
 
     # Config options
     variant('dimensions', default='3',