diff --git a/list_nested_type.go b/list_nested_type.go
index ae13aab..cfb530b 100644
--- a/list_nested_type.go
+++ b/list_nested_type.go
@@ -21,7 +21,28 @@ type ListNestedType struct {
 }
 
 func (t ListNestedType) String() string {
-	return "types.ListType[" + t.ElementType().String() + "]"
+	return "supertypes.ListType[" + t.ElementType().String() + "]"
+}
+
+func (t ListNestedType) Equal(o attr.Type) bool {
+	switch o.(type) {
+	case ListNestedType:
+		other, ok := o.(ListNestedType)
+		if !ok {
+			return false
+		}
+
+		return t.ListType.Equal(other.ListType)
+	case basetypes.ListType:
+		other, ok := o.(basetypes.ListType)
+		if !ok {
+			return false
+		}
+
+		return t.ListType.Equal(other)
+	default:
+		return false
+	}
 }
 
 func (t ListNestedType) ValueFromList(_ context.Context, in basetypes.ListValue) (basetypes.ListValuable, diag.Diagnostics) {
diff --git a/map_nested_type.go b/map_nested_type.go
index a31604f..042dbd8 100644
--- a/map_nested_type.go
+++ b/map_nested_type.go
@@ -21,7 +21,28 @@ type MapNestedType struct {
 }
 
 func (t MapNestedType) String() string {
-	return "types.MapType[" + t.ElementType().String() + "]"
+	return "supertypes.MapType[" + t.ElementType().String() + "]"
+}
+
+func (t MapNestedType) Equal(o attr.Type) bool {
+	switch o.(type) {
+	case MapNestedType:
+		other, ok := o.(MapNestedType)
+		if !ok {
+			return false
+		}
+
+		return t.MapType.Equal(other.MapType)
+	case basetypes.MapType:
+		other, ok := o.(basetypes.MapType)
+		if !ok {
+			return false
+		}
+
+		return t.MapType.Equal(other)
+	default:
+		return false
+	}
 }
 
 func (t MapNestedType) ValueFromMap(_ context.Context, in basetypes.MapValue) (basetypes.MapValuable, diag.Diagnostics) {
diff --git a/set_nested_type.go b/set_nested_type.go
index 4df128c..dfaf737 100644
--- a/set_nested_type.go
+++ b/set_nested_type.go
@@ -21,7 +21,28 @@ type SetNestedType struct {
 }
 
 func (t SetNestedType) String() string {
-	return "types.SetType[" + t.ElementType().String() + "]"
+	return "supertypes.SetType[" + t.ElementType().String() + "]"
+}
+
+func (t SetNestedType) Equal(o attr.Type) bool {
+	switch o.(type) {
+	case SetNestedType:
+		other, ok := o.(SetNestedType)
+		if !ok {
+			return false
+		}
+
+		return t.SetType.Equal(other.SetType)
+	case basetypes.SetType:
+		other, ok := o.(basetypes.SetType)
+		if !ok {
+			return false
+		}
+
+		return t.SetType.Equal(other)
+	default:
+		return false
+	}
 }
 
 func (t SetNestedType) ValueFromSet(_ context.Context, in basetypes.SetValue) (basetypes.SetValuable, diag.Diagnostics) {
diff --git a/single_nested_type.go b/single_nested_type.go
index 4cd76f3..02ad99f 100644
--- a/single_nested_type.go
+++ b/single_nested_type.go
@@ -38,6 +38,20 @@ func (t SingleNestedType) Equal(o attr.Type) bool {
 		}
 
 		return t.ObjectType.Equal(other)
+	case basetypes.ListType:
+		other, ok := o.(basetypes.ListType)
+		if !ok {
+			return false
+		}
+
+		return t.ListType.Equal(other)
+	case basetypes.SetType:
+		other, ok := o.(basetypes.SetType)
+		if !ok {
+			return false
+		}
+
+		return t.SetType.Equal(other)
 	default:
 		return false
 	}
@@ -91,8 +105,3 @@ func (t SingleNestedType) ValueFromTerraform(ctx context.Context, in tftypes.Val
 
 	return value, nil
 }
-
-func (t SingleNestedType) ValueType(ctx context.Context) attr.Value {
-    // SingleNestedValue defined in the value type section
-    return SingleNestedValue{}
-}
\ No newline at end of file
diff --git a/templates/nested_type.go.tmpl b/templates/nested_type.go.tmpl
index 6c1e253..704e0ac 100644
--- a/templates/nested_type.go.tmpl
+++ b/templates/nested_type.go.tmpl
@@ -19,7 +19,28 @@ type {{ .TypeName }}NestedType struct {
 }
 
 func (t {{ .TypeName }}NestedType) String() string {
-	return "types.{{ .TypeName }}Type[" + t.ElementType().String() + "]"
+	return "supertypes.{{ .TypeName }}Type[" + t.ElementType().String() + "]"
+}
+
+func (t {{ .TypeName }}NestedType) Equal(o attr.Type) bool {
+	switch o.(type) {
+	case {{ .TypeName }}NestedType:
+		other, ok := o.({{ .TypeName }}NestedType)
+		if !ok {
+			return false
+		}
+
+		return t.{{ .TypeName }}Type.Equal(other.{{ .TypeName }}Type)
+	case basetypes.{{ .TypeName }}Type:
+		other, ok := o.(basetypes.{{ .TypeName }}Type)
+		if !ok {
+			return false
+		}
+
+		return t.{{ .TypeName }}Type.Equal(other)
+	default:
+		return false
+	}
 }
 
 func (t {{ .TypeName }}NestedType) ValueFrom{{ .TypeName }}(_ context.Context, in basetypes.{{ .TypeName }}Value) (basetypes.{{ .TypeName }}Valuable, diag.Diagnostics) {
diff --git a/templates/single_nested_type.go.tmpl b/templates/single_nested_type.go.tmpl
index 0cfba14..ccd6812 100644
--- a/templates/single_nested_type.go.tmpl
+++ b/templates/single_nested_type.go.tmpl
@@ -21,18 +21,43 @@ type {{ .TypeName }}NestedType struct {
 }
 
 func (t {{ .TypeName }}NestedType) Equal(o attr.Type) bool {
-	other, ok := o.(basetypes.ObjectType)
+	switch o.(type) {
+	case SingleNestedType:
+		other, ok := o.(SingleNestedType)
+		if !ok {
+			return false
+		}
 
-	if !ok {
+		return t.ObjectType.Equal(other.ObjectType)
+	case basetypes.ObjectType:
+		other, ok := o.(basetypes.ObjectType)
+		if !ok {
+			return false
+		}
+
+		return t.ObjectType.Equal(other)
+	case basetypes.ListType:
+		other, ok := o.(basetypes.ListType)
+		if !ok {
+			return false
+		}
+
+		return t.ListType.Equal(other)
+	case basetypes.SetType:
+		other, ok := o.(basetypes.SetType)
+		if !ok {
+			return false
+		}
+
+		return t.SetType.Equal(other)
+	default:
 		return false
 	}
-
-	return t.ObjectType.Equal(other)
 }
 
 func (t {{ .TypeName }}NestedType) String() string {
 	var res strings.Builder
-	res.WriteString("types.ObjectType[")
+	res.WriteString("supertypes.SingleNestedType[")
 	keys := make([]string, 0, len(t.AttrTypes))
 	for k := range t.AttrTypes {
 		keys = append(keys, k)