diff --git a/var/spack/repos/builtin/packages/amrex/package.py b/var/spack/repos/builtin/packages/amrex/package.py
index c0f5419f7d..df98aa113a 100644
--- a/var/spack/repos/builtin/packages/amrex/package.py
+++ b/var/spack/repos/builtin/packages/amrex/package.py
@@ -18,6 +18,7 @@ class Amrex(CMakePackage, CudaPackage, ROCmPackage):
     maintainers = ['WeiqunZhang', 'asalmgren']
 
     version('develop', branch='development')
+    version('21.08', sha256='34fb6c72735c74820b27db1138e5bc9fe698ffbd8344aae10a5fbdace479b57f')
     version('21.07', sha256='9630b8c0c7ffbf3f5ea4d973a3fdb40b9b10fec0f8df33b9e24d76d2c1d15771')
     version('21.06', sha256='6982c22837d7c0bc4583065d9da55e0aebcf07b54386e4b90a779391fe73fd53')
     version('21.05', sha256='eb6d21e48279ad67278413c77b29a1754c18ffe741aa6b3a9f3f01eeac13177f')