diff --git a/pyttb/sptenmat.py b/pyttb/sptenmat.py
index 8670da5d..c775a8fa 100644
--- a/pyttb/sptenmat.py
+++ b/pyttb/sptenmat.py
@@ -272,7 +272,7 @@ def __deepcopy__(self, memo):
         return self.copy()
 
     def to_sptensor(self) -> ttb.sptensor:
-        """Construct a :class:`pyttb.sptensor` from `:class:pyttb.sptenmat`.
+        """Construct a :class:`pyttb.sptensor` from :class:`pyttb.sptenmat`.
 
         Examples
         --------
diff --git a/pyttb/sumtensor.py b/pyttb/sumtensor.py
index db41b2c6..188a7ed1 100644
--- a/pyttb/sumtensor.py
+++ b/pyttb/sumtensor.py
@@ -291,7 +291,7 @@ def full(self) -> ttb.tensor:
 
     def double(self) -> np.ndarray:
         """
-        Convert `:class:pyttb.tensor` to an `:class:numpy.ndarray` of doubles.
+        Convert :class:`pyttb.tensor` to an :class:`numpy.ndarray` of doubles.
 
         Returns
         -------