diff --git a/reflex/vars/base.py b/reflex/vars/base.py
index c8aa99731..95c6f62db 100644
--- a/reflex/vars/base.py
+++ b/reflex/vars/base.py
@@ -1264,6 +1264,7 @@ class VarWithDefault(Var[VAR_TYPE]):
         Args:
             default_value: The default value.
         """
+        super().__init__("")
         self._default = default_value
 
     @property
diff --git a/reflex/vars/sequence.py b/reflex/vars/sequence.py
index cdaae28e4..2fdc3bb7a 100644
--- a/reflex/vars/sequence.py
+++ b/reflex/vars/sequence.py
@@ -818,7 +818,7 @@ class LiteralSliceVar(CachedVarOperation, LiteralVar, SliceVar):
         """
         return cls(
             _js_expr="",
-            _var_type=_var_type,
+            _var_type=slice if _var_type is None else _var_type,
             _var_data=_var_data,
             _var_value=value,
         )