diff --git a/reflex/ivars/base.py b/reflex/ivars/base.py
index da4be44ae..e2dfdab1f 100644
--- a/reflex/ivars/base.py
+++ b/reflex/ivars/base.py
@@ -876,7 +876,7 @@ class AndOperation(ImmutableVar):
             var2: The second var.
             _var_data: Additional hooks and imports associated with the Var.
         """
-        super(type(self), self).__init__(
+        super(AndOperation, self).__init__(
             _var_name="",
             _var_type=Union[var1._var_type, var2._var_type],
             _var_data=ImmutableVarData.merge(_var_data),
@@ -957,7 +957,7 @@ class OrOperation(ImmutableVar):
             var2: The second var.
             _var_data: Additional hooks and imports associated with the Var.
         """
-        super(type(self), self).__init__(
+        super(OrOperation, self).__init__(
             _var_name="",
             _var_type=Union[var1._var_type, var2._var_type],
             _var_data=ImmutableVarData.merge(_var_data),
diff --git a/reflex/ivars/sequence.py b/reflex/ivars/sequence.py
index 77e860d2a..009849b7e 100644
--- a/reflex/ivars/sequence.py
+++ b/reflex/ivars/sequence.py
@@ -1894,7 +1894,7 @@ class ArrayConcatOperation(ArrayVar):
         # TODO: Figure out how to merge the types of a and b
         super(ArrayConcatOperation, self).__init__(
             _var_name="",
-            _var_type=List[ARRAY_VAR_TYPE],
+            _var_type=Union[a._var_type, b._var_type],
             _var_data=ImmutableVarData.merge(_var_data),
         )
         object.__setattr__(self, "a", a)