diff --git a/build_requirements.txt b/build_requirements.txt
index 35f6955..ac94282 100644
--- a/build_requirements.txt
+++ b/build_requirements.txt
@@ -1,5 +1,6 @@
 pip
 setuptools>=42
+jinja2
 libcasm-configuration>=2.0a4
 numpy
 opt-einsum
diff --git a/casm/bset/cluster_functions/_basis_function_specs.py b/casm/bset/cluster_functions/_basis_function_specs.py
index 7de3bb4..b08ecf1 100644
--- a/casm/bset/cluster_functions/_basis_function_specs.py
+++ b/casm/bset/cluster_functions/_basis_function_specs.py
@@ -65,7 +65,7 @@ def __init__(
         """
 
         self.dofs: Optional[list[str]] = dofs
-        """Optional[list[str]]: An array of string of dof type names that should be \ 
+        """Optional[list[str]]: An array of string of dof type names that should be
         used to construct basis functions. 
         
         The default value is all DoF types included in the prim.
@@ -79,7 +79,7 @@ def __init__(
         :py:data:`~casm.bset.BasisFunctionSpecs.orbit_branch_max_poly_order`
         is ``max(3, cluster_size)``.
         
-        See the \
+        See the
         :py:data:`~casm.bset.BasisFunctionSpecs.orbit_branch_max_poly_order`
         documentation for further details.
         """
@@ -110,7 +110,7 @@ def __init__(
         """
 
         self.param_pack_type: str = param_pack_type
-        """str: Controls the implementation used for evaluating the cluster expansion \
+        """str: Controls the implementation used for evaluating the cluster expansion
         basis functions. 
         
         Options are “default” or “diff”, which enables fadbad automatic differentiating.
diff --git a/pyproject.toml b/pyproject.toml
index c6ccd18..6774bcb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,6 +22,7 @@ classifiers = [
     "Topic :: Scientific/Engineering",
 ]
 dependencies = [
+    "jinja2",
     "libcasm-configuration>=2.0a4",
     "numpy",
     "opt-einsum",