diff --git a/src/pyscipopt/scip.pyi b/src/pyscipopt/scip.pyi
index 455bc9b36..1e3164109 100644
--- a/src/pyscipopt/scip.pyi
+++ b/src/pyscipopt/scip.pyi
@@ -1,6 +1,6 @@
 import os
 from collections.abc import Iterable, Mapping, Sequence
-from typing import Any, AnyStr, ClassVar, Literal, SupportsFloat, Union, overload
+from typing import Any, AnyStr, ClassVar, Literal, SupportsFloat, overload
 
 import numpy as np
 from _typeshed import Incomplete
@@ -1329,7 +1329,7 @@ class Model:
     def getSolObjVal(self, sol: Solution | None, original: bool = True) -> float: ...
     def getSolTime(self, sol: Solution) -> float: ...
     @overload
-    def getSolVal(self, sol: Solution | None, expr: Union[Expr, GenExpr]) -> float: ...
+    def getSolVal(self, sol: Solution | None, expr: Expr | GenExpr) -> float: ...
     @overload
     def getSolVal(self, sol: Solution | None, expr: MatrixExpr) -> np.ndarray: ...
     def getSols(self) -> list[Solution]: ...
@@ -1370,7 +1370,7 @@ class Model:
     def getTransformedVar(self, var: Variable) -> Variable: ...
     def getTreesizeEstimation(self) -> float: ...
     @overload
-    def getVal(self, expr: Union[Expr, GenExpr]) -> float: ...
+    def getVal(self, expr: Expr | GenExpr) -> float: ...
     @overload
     def getVal(self, expr: MatrixExpr) -> np.ndarray: ...
     def getValsLinear(self, cons: Constraint) -> dict[str, float]: ...