diff --git a/auto_archive.py b/auto_archive.py
index 5a3969c..b800c3e 100644
--- a/auto_archive.py
+++ b/auto_archive.py
@@ -79,7 +79,7 @@ def process_sheet(sheet, header=1, columns=GWorksheet.COLUMN_NAMES):
 
     # loop through worksheets to check
     for ii, wks in enumerate(sh.worksheets()):
-        logger.info(f'Opening worksheet {ii}: "{wks.title}"')
+        logger.info(f'Opening worksheet {ii}: "{wks.title}" header={header}')
         gw = GWorksheet(wks, header_row=header, columns=columns)
 
         if not gw.col_exists('url'):
diff --git a/utils/gworksheet.py b/utils/gworksheet.py
index 4a2a82f..f095962 100644
--- a/utils/gworksheet.py
+++ b/utils/gworksheet.py
@@ -18,8 +18,10 @@ class GWorksheet:
 
     def __init__(self, worksheet, columns=COLUMN_NAMES, header_row=1):
         self.wks = worksheet
-        self.values = self.wks.get_values()[header_row-1:]
+        self.values = self.wks.get_values()[header_row - 1:]
         self.headers = [v.lower() for v in self.values[0]]
+        print(self.headers)
+        self.row_offset = header_row - 1
         self.columns = columns
 
     def _check_col_exists(self, col: str):
@@ -54,7 +56,7 @@ class GWorksheet:
         col_index = self._col_index(col)
 
         if fresh:
-            return self.wks.cell(row, col_index + 1).value
+            return self.wks.cell(row + self.row_offset, col_index + 1).value
         if type(row) == int:
             row = self.get_row(row)
 
@@ -65,7 +67,7 @@ class GWorksheet:
     def set_cell(self, row: int, col: str, val):
         # row is 1-based
         col_index = self._col_index(col) + 1
-        self.wks.update_cell(row, col_index, val)
+        self.wks.update_cell(row + self.row_offset, col_index, val)
 
     def batch_set_cell(self, cell_updates):
         """
@@ -82,4 +84,4 @@ class GWorksheet:
 
     def to_a1(self, row: int, col: str):
         # row is 1-based
-        return utils.rowcol_to_a1(row, self._col_index(col) + 1)
+        return utils.rowcol_to_a1(row + self.row_offset, self._col_index(col) + 1)