diff --git a/rowers/dataroutines.py b/rowers/dataroutines.py
index 4a8734d2..68adca3d 100644
--- a/rowers/dataroutines.py
+++ b/rowers/dataroutines.py
@@ -2456,6 +2456,11 @@ def dataplep(rowdatadf, id=0, inboard=0.88, forceunit='lbs', bands=True, barchar
     )
 
 
+    if 'Check' in df.columns:
+        # rename column to check_factor
+        df = df.rename({'Check': 'check_factor'})
+
+
     if 'check_factor' not in df.columns:
         data = data.with_columns(
             check_factor = pl.lit(0.0),
diff --git a/rowers/tests/testdata/testdata.tcx.gz b/rowers/tests/testdata/testdata.tcx.gz
index 922a96b4..41aeda05 100644
Binary files a/rowers/tests/testdata/testdata.tcx.gz and b/rowers/tests/testdata/testdata.tcx.gz differ