diff --git a/bean/model/model.py b/bean/model/model.py
index 7c7ad2d..cbf4df2 100755
--- a/bean/model/model.py
+++ b/bean/model/model.py
@@ -418,7 +418,6 @@ def MixtureNormalModel(
             if "mu_scale" in prior_params:
                 mu_scale = prior_params["mu_scale"]
             mu_dist = dist.Normal(mu_loc, mu_scale)
-
     # Set the prior for phenotype means
     with pyro.plate("guide_plate0", 1):
         with pyro.plate("guide_plate1", data.n_targets):
diff --git a/docs/conf.py b/docs/conf.py
index e5ba831..b385d81 100755
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -14,11 +14,7 @@
 # -- General configuration ---------------------------------------------------
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration
 
-extensions = [
-    "sphinxarg.ext",
-    "m2r",
-    "sphinx.ext.extlinks",
-]
+extensions = ["sphinxarg.ext", "m2r", "sphinx.ext.extlinks", "sphinx.ext.mathjax"]
 
 templates_path = ["_templates"]
 exclude_patterns = ["_build", "Thumbs.db", ".DS_Store"]
diff --git a/tests/test_run.py b/tests/test_run.py
index 7f60b85..99680bf 100755
--- a/tests/test_run.py
+++ b/tests/test_run.py
@@ -224,3 +224,8 @@ def test_run_tiling_no_translation():
         )
     except subprocess.CalledProcessError as exc:
         raise exc
+
+
+# TODO: make test data for --prior-params
+# TODO: semantic testing on splitting a single screen into two to train
+# TODO: add test using --prior-params