diff --git a/ibis/expr/types/generic.py b/ibis/expr/types/generic.py
index f957642eee5d..22f1f1b65029 100644
--- a/ibis/expr/types/generic.py
+++ b/ibis/expr/types/generic.py
@@ -8,8 +8,8 @@
 import ibis
 import ibis.common.exceptions as com
 import ibis.expr.datatypes as dt
-from ibis.common.deferred import Deferred
 import ibis.expr.operations as ops
+from ibis.common.deferred import Deferred
 from ibis.common.grounds import Singleton
 from ibis.expr.types.core import Expr, _binop, _FixedTextJupyterMixin
 from ibis.util import deprecated
@@ -724,7 +724,7 @@ def over(
         """
         import ibis.expr.analysis as an
         import ibis.expr.builders as bl
-        from ibis.common.deferred import Deferred, Call
+        from ibis.common.deferred import Call
         from ibis import _
 
         if window is None: