diff --git a/lib/Differentiator/ReverseModeVisitor.cpp b/lib/Differentiator/ReverseModeVisitor.cpp
index 280055bcd..5e1d9a297 100644
--- a/lib/Differentiator/ReverseModeVisitor.cpp
+++ b/lib/Differentiator/ReverseModeVisitor.cpp
@@ -2135,7 +2135,7 @@ Expr* getArraySizeExpr(const ArrayType* AT, ASTContext& context,
       CallArgs.insert(CallArgs.begin(), Clone(OCE->getArg(0)));
       call = CXXOperatorCallExpr::Create(
           m_Context, OCE->getOperator(), Clone(CE->getCallee()), CallArgs,
-          FD->getCallResultType(), OCE->getValueKind(), Loc,
+          FD->getCallResultType(), VK_LValue, Loc,
           CLAD_COMPAT_CLANG11_CXXOperatorCallExpr_Create_ExtraParamsOverride());
       return StmtDiff(call);
     }