diff --git a/Machines/dav_modules b/Machines/dav_modules
index 8ca5448c..46c65c60 100755
--- a/Machines/dav_modules
+++ b/Machines/dav_modules
@@ -2,7 +2,6 @@
 
 echo "Python boot-strap modules for NCAR DAV"
 
-module load python/3.7.5
 module load gnu/9.1.0
 module load ncarenv
 module load ncarcompilers
@@ -10,10 +9,14 @@ module load openmpi/4.0.3
 module load netcdf/4.7.3
 module load nco/4.7.9
 module load ncl/6.6.2
+module load conda
+
+conda activate
 
 # clone the ncat virtualenv first with helper script ncar_pylib
 # use "ncar_pylib --help" to see all options
-ncar_pylib -c 20200417 ${pp_dir}/cesm-env2
+#ncar_pylib -c 20200417 ${pp_dir}/cesm-env2
+mamba create -p ${pp_dir}/cesm-env2 --clone npl
 
 export PYTHONPATH=${pp_dir}/cesm-env2/lib/python3.7/site-packages
 
diff --git a/cesm_utils/setup.py b/cesm_utils/setup.py
index be0db6a0..9a893efb 100644
--- a/cesm_utils/setup.py
+++ b/cesm_utils/setup.py
@@ -58,5 +58,4 @@ def get_dependencies():
     zip_safe=True,
     test_suite="cesm_utils.tests",
     description="CESM CASEROOT post-processing utilities.",
-    use_2to3=True,
 )
diff --git a/conform/setup.py b/conform/setup.py
index 3422a1fe..d7fa4242 100644
--- a/conform/setup.py
+++ b/conform/setup.py
@@ -56,6 +56,5 @@ def get_dependencies():
     zip_safe=True,
     test_suite="conform.tests",
     description="CESM Python Experiment Conform Tool.",
-    use_2to3=True,
     requires=['pyconform']
 )
diff --git a/create_python_env b/create_python_env
index 9d9f43f1..7b4734f6 100755
--- a/create_python_env
+++ b/create_python_env
@@ -165,7 +165,8 @@ cd $pp_dir
 # activate virtualenv for remainder of this script
 #----------------------------------------------------------------------
 echo "$progname - activating virtual environment in ${pp_dir}/cesm-env2."
-. cesm-env2/bin/activate
+#. cesm-env2/bin/activate
+conda activate ./cesm-env2
 
 #----------------------------------------------------------------------
 # install post processing packages
diff --git a/diag_utils/setup.py b/diag_utils/setup.py
index eaea5adb..19e76ec9 100644
--- a/diag_utils/setup.py
+++ b/diag_utils/setup.py
@@ -58,5 +58,4 @@ def get_dependencies():
     zip_safe=True,
     test_suite="diag_utils.tests",
     description="CESM diagnostics utilities.",
-    use_2to3=True,
 )
diff --git a/diagnostics/setup.py b/diagnostics/setup.py
index cc46738d..ad562188 100644
--- a/diagnostics/setup.py
+++ b/diagnostics/setup.py
@@ -62,5 +62,4 @@ def get_dependencies():
     zip_safe=True,
     test_suite="diagnostics.tests",
     description="CESM Python Diagnostics Tools.",
-    use_2to3=True,
 )
diff --git a/ocean_remap/setup.py b/ocean_remap/setup.py
index 48d9eef2..92a7ad0f 100644
--- a/ocean_remap/setup.py
+++ b/ocean_remap/setup.py
@@ -57,5 +57,4 @@ def get_dependencies():
     zip_safe=True,
     #test_suite="timeseries.tests",
     description="CESM2 CMIP6 Ocean file remapping tool.",
-    use_2to3=True
 )
diff --git a/timeseries/setup.py b/timeseries/setup.py
index 82e3edfa..ce4ee2c1 100644
--- a/timeseries/setup.py
+++ b/timeseries/setup.py
@@ -58,6 +58,5 @@ def get_dependencies():
     zip_safe=True,
     test_suite="timeseries.tests",
     description="CESM Time-Series Generation Tool.",
-    use_2to3=True,
     requires=['pyreshaper']
 )
diff --git a/timeseries/template.timeseries b/timeseries/template.timeseries
index 25137fa9..1bdbd26b 100644
--- a/timeseries/template.timeseries
+++ b/timeseries/template.timeseries
@@ -46,8 +46,7 @@ def _main_func(description):
             "unit_testing" : False
             }
         executable, mpi_arg_list = env_mach_specific.get_mpirun(case, mpi_attribs, job, overrides=overrides)
-#        cmd = executable+" "+" ".join(mpi_arg_list) + " " + run_exe
-        cmd = "/home/jedwards/anaconda2/envs/ppenv/bin/mpirun " + run_exe
+        cmd = executable+" "+" ".join(mpi_arg_list) + " " + run_exe
         os.environ["ARGS_FOR_SCRIPT"] = " --caseroot={}".format(os.path.join(caseroot,"postprocess"))
         cmd = case.get_resolved_value(cmd)
         print("MPICMD: {}".format(cmd))