diff --git a/var/spack/repos/builtin/packages/py-libensemble/package.py b/var/spack/repos/builtin/packages/py-libensemble/package.py
index f1f5235c26..bbc24170db 100644
--- a/var/spack/repos/builtin/packages/py-libensemble/package.py
+++ b/var/spack/repos/builtin/packages/py-libensemble/package.py
@@ -35,6 +35,7 @@ class PyLibensemble(PythonPackage):
     variant('nlopt',  default=False, description='Install with nlopt')
     variant('mpmath',  default=False, description='Install with mpmath')
     variant('deap',  default=False, description='Install with DEAP')
+    variant('tasmanian',  default=False, description='Install with tasmanian')
 
     # depends_on('python@2.7:2.8,3.3:', when='@:0.4.1')
     # depends_on('python@3.5:', when='@0.5.0:')
@@ -52,4 +53,5 @@ class PyLibensemble(PythonPackage):
     depends_on('nlopt', type=('build', 'run'), when='+nlopt')
     depends_on('py-mpmath', type=('build', 'run'), when='+mpmath')
     depends_on('py-deap', type=('build', 'run'), when='+deap')
+    depends_on('tasmanian+python', type=('build', 'run'), when='+tasmanian')
     conflicts('~mpi', when='@:0.4.1')