diff --git a/lib/main.js b/lib/main.js
index 7e993c12..e1e5d8ce 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -36,7 +36,7 @@ let originalClientConnect;
  * @module pg-promise
  *
  * @description
- * ## pg-promise v11.8
+ * ## pg-promise v11.9
  * All documentation here is for the latest official release only.
  *
  * ### Initialization Options
diff --git a/lib/types/parameterized-query.js b/lib/types/parameterized-query.js
index 96936ade..ab8b4e75 100644
--- a/lib/types/parameterized-query.js
+++ b/lib/types/parameterized-query.js
@@ -36,6 +36,7 @@ const npm = {
  * @param {array} [options.values] - See property {@link ParameterizedQuery#values values}.
  * @param {boolean} [options.binary] - See property {@link ParameterizedQuery#binary binary}.
  * @param {string} [options.rowMode] - See property {@link ParameterizedQuery#rowMode rowMode}.
+ * @param {ITypes} [options.types] - See property {@link ParameterizedQuery#types types}.
  *
  * @returns {ParameterizedQuery}
  *
@@ -91,7 +92,7 @@ class ParameterizedQuery extends ServerFormatting {
                 text: options
             };
         } else {
-            options = assert(options, ['text', 'values', 'binary', 'rowMode']);
+            options = assert(options, ['text', 'values', 'binary', 'rowMode', 'types']);
         }
         super(options);
     }
@@ -148,6 +149,10 @@ ParameterizedQuery.prototype.parse = function () {
         _i.target.rowMode = options.rowMode;
     }
 
+    if (options.types !== undefined) {
+        _i.target.types = options.types;
+    }
+
     if (errors.length) {
         return _i.currentError = new ParameterizedQueryError(errors[0], _i.target);
     }
@@ -238,6 +243,14 @@ module.exports = {ParameterizedQuery};
  *  - `array` will make all data rows arrive as arrays of values. By default, rows arrive as objects.
  */
 
+/**
+ * @name ParameterizedQuery#types
+ * @type {ITypes}
+ * @default undefined
+ * @description
+ * Custom type parsers just for this query result.
+ */
+
 /**
  * @name ParameterizedQuery#error
  * @type {errors.ParameterizedQueryError}
diff --git a/lib/types/prepared-statement.js b/lib/types/prepared-statement.js
index 21f89d31..fbc59c2e 100644
--- a/lib/types/prepared-statement.js
+++ b/lib/types/prepared-statement.js
@@ -38,6 +38,7 @@ const npm = {
  * @param {boolean} [options.binary] - See property {@link PreparedStatement#binary binary}.
  * @param {string} [options.rowMode] - See property {@link PreparedStatement#rowMode rowMode}.
  * @param {number} [options.rows] - See property {@link PreparedStatement#rows rows}.
+ * @param {ITypes} [options.types] - See property {@link PreparedStatement#types types}.
  *
  * @returns {PreparedStatement}
  *
@@ -89,7 +90,7 @@ const npm = {
  */
 class PreparedStatement extends ServerFormatting {
     constructor(options) {
-        options = assert(options, ['name', 'text', 'values', 'binary', 'rowMode', 'rows']);
+        options = assert(options, ['name', 'text', 'values', 'binary', 'rowMode', 'rows', 'types']);
         super(options);
     }
 
@@ -192,6 +193,10 @@ PreparedStatement.prototype.parse = function () {
         _i.target.rows = options.rows;
     }
 
+    if (options.types !== undefined) {
+        _i.target.types = options.types;
+    }
+
     if (errors.length) {
         return _i.currentError = new PreparedStatementError(errors[0], _i.target);
     }
@@ -289,6 +294,14 @@ module.exports = {PreparedStatement};
  *  - `array` will make all data rows arrive as arrays of values. By default, rows arrive as objects.
  */
 
+/**
+ * @name PreparedStatement#types
+ * @type {ITypes}
+ * @default undefined
+ * @description
+ * Custom type parsers just for this query result.
+ */
+
 /**
  * @name PreparedStatement#error
  * @type {errors.PreparedStatementError}
diff --git a/typescript/pg-promise.d.ts b/typescript/pg-promise.d.ts
index dfcc1614..c8df0b19 100644
--- a/typescript/pg-promise.d.ts
+++ b/typescript/pg-promise.d.ts
@@ -15,6 +15,8 @@
 // Follow the links below:
 // https://stackoverflow.com/questions/36593087/using-a-custom-promise-as-a-generic-type
 // https://github.com/Microsoft/TypeScript/issues/1213
+import {ITypes} from "./pg-subset";
+
 type XPromise<T> = Promise<T>;
 
 import * as pg from './pg-subset';
@@ -79,6 +81,7 @@ declare namespace pgPromise {
         binary?: boolean
         rowMode?: 'array' | null | void
         rows?: number
+        types?: ITypes;
     }
 
     interface IParameterizedQuery {
@@ -86,6 +89,7 @@ declare namespace pgPromise {
         values?: any[]
         binary?: boolean
         rowMode?: void | 'array'
+        types?: ITypes;
     }
 
     interface IPreparedParsed {
@@ -248,6 +252,7 @@ declare namespace pgPromise {
         binary: boolean;
         rowMode: void | 'array';
         rows: number;
+        types: ITypes;
 
         parse(): IPreparedParsed | errors.PreparedStatementError
 
@@ -267,6 +272,7 @@ declare namespace pgPromise {
         // advanced properties:
         binary: boolean;
         rowMode: void | 'array';
+        types: ITypes;
 
         parse(): IParameterizedParsed | errors.ParameterizedQueryError