diff --git a/pipe/etl.py b/pipe/etl.py
index d83e4df..854f242 100644
--- a/pipe/etl.py
+++ b/pipe/etl.py
@@ -85,7 +85,7 @@ def split_sets(data: DataFrame, split=[0.99, 0.005, 0.005]) -> tuple:
 def trim(dataframe, column):
 
     ndarray = np.array(dataframe.select(column).collect()) \
-            .reshape(-1, 32, 133)
+            .reshape(-1, 34, 133)
 
     return ndarray
 
diff --git a/pipe/extract.py b/pipe/extract.py
index 4d2c1e6..40c650a 100644
--- a/pipe/extract.py
+++ b/pipe/extract.py
@@ -105,7 +105,7 @@ def metadata_read(self, metapath: Path, labels:list,
 
     def read_matfiles(self, specpath: Path,
                       datakinds: List[DataKind],
-                      default_size: tuple = (32, 130),
+                      default_size: tuple = (34, 130),
                       pad_value: float = 0.) -> DataFrame:
         """
         Loads data for each stack iteration from a set of mat files,