diff --git a/types/sql-bricks-postgres/index.d.ts b/types/sql-bricks-postgres/index.d.ts
new file mode 100644
index 0000000..7e64e8c
--- /dev/null
+++ b/types/sql-bricks-postgres/index.d.ts
@@ -0,0 +1,30 @@
+declare module "sql-bricks-postgres" {
+  import * as sql from "sql-bricks";
+  export * from "sql-bricks";
+
+  interface OnConflictClause {
+    doUpdate(colNames: string[]): sql.Statement;
+  }
+
+  interface LimitClause extends sql.SelectStatement {
+    offset(value: number): sql.Statement;
+  }
+
+  export interface PgInsertStatement extends sql.InsertStatement {
+    onConflict(...colNames: string[]): OnConflictClause;
+  }
+
+  export interface PgSelectStatement extends sql.SelectStatement {
+    limit(value: number): LimitClause;
+  }
+
+  export interface PgSqlBricksFn extends sql.SqlBricksFn {
+    insert(tbl?: string, ...values: any[]): PgInsertStatement;
+
+    select(...columns: Array<string | sql.SelectStatement>): PgSelectStatement;
+    select(columns: string[] | sql.SelectStatement[]): PgSelectStatement;
+  }
+
+  const PgSqlBricks: PgSqlBricksFn;
+  export default PgSqlBricks;
+}