diff --git a/vm/src/stdlib/ast.rs b/vm/src/stdlib/ast.rs
index f0f78206c2b..5a9065f31df 100644
--- a/vm/src/stdlib/ast.rs
+++ b/vm/src/stdlib/ast.rs
@@ -683,6 +683,7 @@ pub fn make_module(vm: &VirtualMachine) -> PyObjectRef {
         "Module" => py_class!(ctx, "Module", &ast_base, {}),
         "Name" => py_class!(ctx, "Name", &ast_base, {}),
         "NameConstant" => py_class!(ctx, "NameConstant", &ast_base, {}),
+        "NamedExpression" => py_class!(ctx, "NamedExpression", &ast_base, {}),
         "Nonlocal" => py_class!(ctx, "Nonlocal", &ast_base, {}),
         "Num" => py_class!(ctx, "Num", &ast_base, {}),
         "Pass" => py_class!(ctx, "Pass", &ast_base, {}),
@@ -690,6 +691,7 @@ pub fn make_module(vm: &VirtualMachine) -> PyObjectRef {
         "Return" => py_class!(ctx, "Return", &ast_base, {}),
         "Set" => py_class!(ctx, "Set", &ast_base, {}),
         "SetComp" => py_class!(ctx, "SetComp", &ast_base, {}),
+        "Slice" => py_class!(ctx, "Slice", &ast_base, {}),
         "Starred" => py_class!(ctx, "Starred", &ast_base, {}),
         "Starred" => py_class!(ctx, "Starred", &ast_base, {}),
         "Str" => py_class!(ctx, "Str", &ast_base, {}),