diff --git a/pyproject.toml b/pyproject.toml
index cefa2605f6..74ef58d2f9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -114,7 +114,7 @@ select = [
     'E', 'F', 'I', 'W', 'INT',
     'Q', 'UP', 'YTT', 'TID', 'C4', 'COM818', 'PIE', 'RET501', 'ISC',
     'PLE', 'PLW', 'PLC',
-    'PLR0402', 'PLR1711', 'PLR1716', 'PLR1722',
+    'PLR0402', 'PLR1711', 'PLR1716', 'PLR1722', 'PLR1733',
     'RUF',  # note: RUF can flag many unsolicited errors
     # preview rules
     'RUF051', 'RUF056',  # useless dict operation
diff --git a/src/calibre/gui2/library/views.py b/src/calibre/gui2/library/views.py
index c83d729224..5a1aed7a56 100644
--- a/src/calibre/gui2/library/views.py
+++ b/src/calibre/gui2/library/views.py
@@ -964,7 +964,7 @@ class BooksView(TableView):  # {{{
         sizes = state.get('column_sizes', {})
         for col, size in sizes.items():
             if col in cmap:
-                sz = sizes[col]
+                sz = size
                 if sz < 3:
                     sz = h.sectionSizeHint(cmap[col])
                 h.resizeSection(cmap[col], sz)
diff --git a/src/calibre/gui2/pin_columns.py b/src/calibre/gui2/pin_columns.py
index 471d4671bd..84fca86bd1 100644
--- a/src/calibre/gui2/pin_columns.py
+++ b/src/calibre/gui2/pin_columns.py
@@ -250,7 +250,7 @@ class PinTableView(TableView):
         sizes = state.get('column_sizes', {})
         for col, size in sizes.items():
             if col in cmap:
-                sz = sizes[col]
+                sz = size
                 if sz < 3:
                     sz = h.sectionSizeHint(cmap[col])
                 h.resizeSection(cmap[col], sz)