diff --git a/src/crowsetta/formats/bbox/audbbox.py b/src/crowsetta/formats/bbox/audbbox.py
index fe2aca0..7a1aab2 100644
--- a/src/crowsetta/formats/bbox/audbbox.py
+++ b/src/crowsetta/formats/bbox/audbbox.py
@@ -96,8 +96,12 @@ def df_to_lines(df: pd.DataFrame) -> list[str]:
     return lines
 
 
-class AudBBoxSchema(pandera.SchemaModel):
-    """A :class:`pandera.SchemaModel` that
+class AudBBoxSchema(pandera.DataFrameModel
+
+):
+    """A :class:`pandera.DataFrameModel
+
+` that
     validates :mod:`pandas` dataframes
     loaded from Audacity label tracks
     in extended format, exported to txt files
diff --git a/src/crowsetta/formats/bbox/raven.py b/src/crowsetta/formats/bbox/raven.py
index 3567d17..274e201 100644
--- a/src/crowsetta/formats/bbox/raven.py
+++ b/src/crowsetta/formats/bbox/raven.py
@@ -17,8 +17,12 @@
 from crowsetta.typing import PathLike
 
 
-class RavenSchema(pandera.SchemaModel):
-    """A :class:`pandera.SchemaModel` that validates :type:`pandas.DataFrame`s
+class RavenSchema(pandera.DataFrameModel
+
+):
+    """A :class:`pandera.DataFrameModel
+
+` that validates :type:`pandas.DataFrame`s
     loaded from a txt file, created by exporting a Selection Table
     from Raven.
     """
diff --git a/src/crowsetta/formats/seq/audseq.py b/src/crowsetta/formats/seq/audseq.py
index 76df653..1541847 100644
--- a/src/crowsetta/formats/seq/audseq.py
+++ b/src/crowsetta/formats/seq/audseq.py
@@ -15,8 +15,12 @@
 from crowsetta.typing import PathLike
 
 
-class AudSeqSchema(pandera.SchemaModel):
-    """A :class:`pandera.SchemaModel`
+class AudSeqSchema(pandera.DataFrameModel
+
+):
+    """A :class:`pandera.DataFrameModel
+
+`
     that validates :type:`pandas.DataFrame`s
     loaded from Audacity Labeltrack annotations
     exported to txt files in the standard format.
diff --git a/src/crowsetta/formats/seq/generic.py b/src/crowsetta/formats/seq/generic.py
index 0208ff8..c856038 100644
--- a/src/crowsetta/formats/seq/generic.py
+++ b/src/crowsetta/formats/seq/generic.py
@@ -35,8 +35,12 @@
 """
 
 
-class GenericSeqSchema(pandera.SchemaModel):
-    """A :class: `pandera.SchemaModel` that validates
+class GenericSeqSchema(pandera.DataFrameModel
+
+):
+    """A :class: `pandera.DataFrameModel
+
+` that validates
     :type:`pandas.DataFrame`s
     loaded from a csv file  in the ``'generic-seq'`` annotation
     format.
diff --git a/src/crowsetta/formats/seq/simple.py b/src/crowsetta/formats/seq/simple.py
index 6d2cf75..69f8ac1 100644
--- a/src/crowsetta/formats/seq/simple.py
+++ b/src/crowsetta/formats/seq/simple.py
@@ -30,8 +30,12 @@
 from crowsetta.typing import PathLike
 
 
-class SimpleSeqSchema(pandera.SchemaModel):
-    """A :class:`pandera.SchemaModel`
+class SimpleSeqSchema(pandera.DataFrameModel
+
+):
+    """A :class:`pandera.DataFrameModel
+
+`
     that validates :type:`pandas.DataFrame`s
     loaded from a csv or txt file in a 'simple-seq' format.
 
diff --git a/src/crowsetta/formats/seq/timit.py b/src/crowsetta/formats/seq/timit.py
index b48ec83..90085ff 100644
--- a/src/crowsetta/formats/seq/timit.py
+++ b/src/crowsetta/formats/seq/timit.py
@@ -19,8 +19,12 @@
 from crowsetta.typing import PathLike
 
 
-class TimitTranscriptSchema(pandera.SchemaModel):
-    """A :class:`pandera.SchemaModel` that validates :type:`pandas.DataFrame`s
+class TimitTranscriptSchema(pandera.DataFrameModel
+
+):
+    """A :class:`pandera.DataFrameModel
+
+` that validates :type:`pandas.DataFrame`s
     loaded from a phn or wrd file in the TIMIT[1]_ transcription format.
 
     References