diff --git a/src/ast/mod.rs b/src/ast/mod.rs
index cf75d792e..b96d11b8d 100644
--- a/src/ast/mod.rs
+++ b/src/ast/mod.rs
@@ -39,12 +39,13 @@ pub use self::data_type::{
 };
 pub use self::dcl::{AlterRoleOperation, ResetConfig, RoleOption, SetConfigValue, Use};
 pub use self::ddl::{
-    AlterColumnOperation, AlterIndexOperation, AlterTableOperation, ClusteredBy, ColumnDef,
-    ColumnOption, ColumnOptionDef, ColumnPolicy, ColumnPolicyProperty, ConstraintCharacteristics,
-    Deduplicate, DeferrableInitial, GeneratedAs, GeneratedExpressionMode, Identity, IdentityFormat,
-    IdentityOrder, IdentityParameters, IdentityProperty, IndexOption, IndexType, KeyOrIndexDisplay,
-    Owner, Partition, ProcedureParam, ReferentialAction, TableConstraint,
-    UserDefinedTypeCompositeAttributeDef, UserDefinedTypeRepresentation, ViewColumnDef,
+    AlterColumnOperation, AlterIndexOperation, AlterPolicyOperation, AlterTableOperation,
+    ClusteredBy, ColumnDef, ColumnOption, ColumnOptionDef, ColumnPolicy, ColumnPolicyProperty,
+    ConstraintCharacteristics, Deduplicate, DeferrableInitial, GeneratedAs,
+    GeneratedExpressionMode, Identity, IdentityFormat, IdentityOrder, IdentityParameters,
+    IdentityProperty, IndexOption, IndexType, KeyOrIndexDisplay, Owner, Partition, ProcedureParam,
+    ReferentialAction, TableConstraint, UserDefinedTypeCompositeAttributeDef,
+    UserDefinedTypeRepresentation, ViewColumnDef,
 };
 pub use self::dml::{CreateIndex, CreateTable, Delete, Insert};
 pub use self::operator::{BinaryOperator, UnaryOperator};