diff --git a/openpgp.d.ts b/openpgp.d.ts
index ba091913..fc0c6191 100644
--- a/openpgp.d.ts
+++ b/openpgp.d.ts
@@ -825,85 +825,3 @@ export namespace enums {
     experimentalGcm = 100 // Private algorithm
   }
 }
-
-/* ############## v5 UTIL #################### */
-
-declare namespace util {
-  /** Convert a string of utf8 bytes to a native javascript string
-      @param utf8 A valid squence of utf8 bytes
-  */
-  function decodeUtf8(utf8: string): string;
-
-  /** Convert a native javascript string to a string of utf8 bytes
-      param str The string to convert
-  */
-  function encodeUtf8(str: string): string;
-
-  /** Get native Web Cryptography api. The default configuration is to use the api when available. But it can also be deactivated with config.useWebCrypto
-   */
-  function getWebCrypto(): object;
-
-  /** Helper function to print a debug message. Debug messages are only printed if
-      @param str string of the debug message
-  */
-  function printDebug(str: string): void;
-
-  /** Helper function to print a debug message. Debug messages are only printed if
-      @param str string of the debug message
-  */
-  function printDebugHexstrDump(str: string): void;
-
-  /** Shifting a string to n bits right
-      @param value The string to shift
-      @param bitcount Amount of bits to shift (MUST be smaller than 9)
-  */
-  function shiftRight(value: string, bitcount: number): string;
-
-  /**
-   * Convert a string to an array of 8-bit integers
-   * @param {String} str - String to convert
-   * @returns {Uint8Array} An array of 8-bit integers.
-   */
-  function strToUint8Array(str: string): Uint8Array;
-
-  /**
-   * Convert an array of 8-bit integers to a string
-   * @param {Uint8Array} bytes - An array of 8-bit integers to convert
-   * @returns {String} String representation of the array.
-   */
-  function uint8ArrayToStr(bin: Uint8Array): string;
-
-  /**
-   * Convert an array of 8-bit integers to a hex string
-   * @param {Uint8Array} bytes - Array of 8-bit integers to convert
-   * @returns {String} Hexadecimal representation of the array.
-   */
-  function uint8ArrayToHex(bytes: Uint8Array): string;
-
-  function uint8ArrayToB64(bytes: Uint8Array): string;
-
-  function uint8ArrayToMpi(bytes: Uint8Array): Uint8Array;
-
-  /**
-   * Convert a hex string to an array of 8-bit integers
-   * @param {String} hex - A hex string to convert
-   * @returns {Uint8Array} An array of 8-bit integers.
-   */
-  function hexToUint8Array(hex: string): Uint8Array;
-
-  /**
-   * Create hex string from a binary
-   * @param {String} str - String to convert
-   * @returns {String} String containing the hexadecimal values.
-   */
-  function strToHex(str: string): string;
-
-  /**
-   * Create binary string from a hex encoded string
-   * @param {String} str - Hex string to convert
-   * @returns {String}
-   */
-  function hexToStr(hex: string): string;
-
-  function normalizeDate(date: Date | null): Date | null;
-}