SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                   FORM 8-A/A

              AMENDMENT NO. 1 TO FORM 8-A FILED ON JANUARY 21, 2003
                FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES
                    PURSUANT TO SECTION 12(b) OR 12(g) OF THE
                         SECURITIES EXCHANGE ACT OF 1934

                                   ONEOK, Inc.
--------------------------------------------------------------------------------
             (Exact Name of Registrant as Specified in Its Charter)


             Oklahoma                                    73-1520922
--------------------------------            ------------------------------------
     (State of Incorporation)               (I.R.S. Employer Identification No.)

 100 West Fifth Street, Tulsa, Oklahoma                    74103
----------------------------------------    ------------------------------------
(Address of Principal Executive Offices)                 (Zip Code)


     If this form relates to the registration of a class of securities pursuant
to Section 12(b) of the Exchange Act and is effective pursuant to General
Instruction A.(c), check the following box. [X]

     If this form relates to the registration of a class of securities pursuant
to Section 12(g) of the Exchange Act and is effective pursuant to General
Instruction A.(d), check the following box. [_]

     Securities Act registration statement file number to which this form
relates: 333-102105

     Securities to be registered pursuant to Section 12(b) of the Act:


    Title of Each Class                        Name of Each Exchange On Which
    To Be So Registered                        Each Class Is To Be Registered
    -------------------                        ------------------------------

      Corporate Units                             New York Stock Exchange


     Securities to be registered pursuant to Section 12(g) of the Act:

               None



                 INFORMATION REQUIRED IN REGISTRATION STATEMENT

                                Explanatory Note

          The purpose of the Amendment No. 1 to this Registration Statement is
          solely to incorporate the definitive agreements included as Exhibits
          4.3, 4.4, 4.5, 4.22, 4.23 and 4.24.

Item 1.   Description of Registrant's Securities to be Registered
-------   -------------------------------------------------------

          The class of securities to be registered hereby are the Corporate
          Units (the "Corporate Units") of ONEOK, Inc., an Oklahoma corporation
          (the "Registrant" or the "Company").

          The description of the Registrant's Corporate Units to be registered
          hereunder is incorporated herein by reference to the description
          included under the caption "Description of Stock Purchase Contracts
          and Stock Purchase Units" in the Registration Statement on Form S-3 of
          the Registrant, Registration No. 333-102105, as amended (as the same
          may be further amended from time to time after the date hereof, the
          "Registration Statement"). For purposes of such description, any
          prospectus supplement relating to the Registration Statement filed
          pursuant to Rule 424(b) under the Securities Act of 1933, as amended,
          which purports to describe the Corporate Units shall be deemed to be
          incorporated herein by reference.

Item 2.   Exhibits
-------   --------

 Exhibit
  Number  Description
--------  -----------

  4.1     Indenture between the Company and SunTrust Bank, as Trustee (the
          "Trustee") (incorporated by reference to Exhibit 4.1 to the Company's
          Registration Statement on Form S-3, as amended (Commission File No.
          333-65392)).

  4.2     Form of Debt Security (included in Exhibit 4.1).

  4.3+    Purchase Contract Agreement, dated as of January 28, 2003, between the
          Company and SunTrust Bank, as Purchase Contract Agent (the "Purchase
          Contract Agent").

  4.4+    Pledge Agreement, dated as of January 28, 2003, among the Company,
          SunTrust Bank, as Collateral Agent, Custodial Agent and Securities
          Intermediary ("Collateral Agent"), and SunTrust Bank, as Purchase
          Contract Agent.

  4.5+    Remarketing Agreement, dated as of January 28, 2003, among the
          Company, UBS Warburg LLC, Banc of America Securities LLC, J.P. Morgan
          Securities Inc. and SunTrust Bank, as Purchase Contract Agent.



 Exhibit
  Number  Description
--------  -----------

  4.6     Certificate of Incorporation of the Company, filed May 16, 1997
          (incorporated by reference to Exhibit 3.1 to the Company's
          Registration Statement on Form S-4, as amended (Commission File No.
          333-27467)).

  4.7     Certificate of Merger of the Company, filed November 26, 1997
          (incorporated by reference to Exhibit (1)(b) to the Company's
          Quarterly Report on Form 10-Q for the quarter ended May 31, 1998).

  4.8     Amended Certificate of Incorporation of the Company, filed January 16,
          1998 (incorporated by reference to Exhibit (1)(b) to the Company's
          Quarterly Report on Form 10-Q for the quarter ended May 31, 1998).

  4.9     Amendment to Certificate of Incorporation of the Company, filed May
          23, 2001 (incorporated by reference to Exhibit 4.6 to the Company's
          Registration Statement on Form S-3, as amended (Commission File No.
          333-65392)).

  4.10    By-laws of the Company, as amended (incorporated by reference to
          Exhibit (3)(d) to the Company's Annual Report on Form 10-K for the
          year ended August 31, 1999).

  4.11    Certificate of Designation for Convertible Preferred Stock of the
          Company filed November 26, 1997 (incorporated by reference from
          Exhibit 3.3 to the Company's Registration Statement on Form S-4, as
          amended (Commission File No. 333-27467)).

  4.12    Certificate of Designation for Series C Participating Preferred Stock
          of the Company, filed November 26, 1998 (incorporated by reference to
          Exhibit 1 to the Company's Registration Statement on Form 8-A filed
          with the Commission on November 26, 1997).

  4.13    Form of Common Stock Certificate (incorporated by reference to Exhibit
          1 to the Company's Registration Statement on Form 8-A filed with the
          Commission on November 21, 1997).

  4.14    Rights Agreement, dated November 26, 1997, between the Company and
          Liberty Bank and Trust Company of Oklahoma City, N.A., as Rights Agent
          (incorporated by reference to Exhibit 2.3 to the Company's
          Registration Statement on Form S-4, as amended (Commission File No.
          333-27467)).

  4.15    Shareholder Agreement, dated November 26, 1997, between Western
          Resources, Inc. and the Company (incorporated by reference to Exhibit
          2.2 to the Company's Registration Statement on Form S-4, as amended
          (Commission File No. 333-27467)).

  4.16    Form of Registration Rights Agreement, dated November 26, 1997,
          between Western Resources, Inc. and the Company (incorporated by
          reference to Exhibit 3.4 to the Company's Registration Statement on
          Form S-4, as amended (Commission File No. 333-27467)).



 Exhibit
  Number  Description
--------  -----------

  4.17    Form of Certificate of the Designations, Powers, Preferences and
          Relative, Participating, Optional or Other Rights, and the
          Qualifications, Limitations or Restrictions Thereof, of the $0.975
          Series D Non-Cumulative Convertible Preferred Stock of the Company
          (incorporated by reference to Exhibit 4.1 to the Company's current
          report on Form 8-K dated January 9, 2003).

  4.18    Transaction Agreement, dated January 9, 2003, among the Company,
          Westar Energy, Inc. ("Westar Energy") and Westar Industries, Inc.
          ("Westar Industries") (incorporated by reference to Exhibit 10.1 to
          the Company's current report on Form 8-K dated January 9, 2003).

  4.19    Shareholder Agreement, dated January 9, 2003, among the Company,
          Westar Energy and Westar Industries (incorporated by reference to
          Exhibit 10.2 to the Company's current report on Form 8-K dated January
          9, 2003).

  4.20    Registration Rights Agreement, dated January 9, 2003, among the
          Company, Westar Energy and Westar Industries (incorporated by
          reference to Exhibit 10.3 to the Company's current report on Form 8-K
          dated January 9, 2003).

  4.21    Form of Amended and Restated Rights Agreement between the Company and
          UMB Bank, N.A., as Rights Agent (incorporated by reference to Exhibit
          10.4 to the Company's current report on Form 8-K dated January 9,
          2003).

  4.22+   First Supplemental Indenture, dated as of January 28, 2003, between
          the Company and SunTrust Bank, as Trustee ("Trustee").

  4.23+   Form of Senior Note due 2008 (included in Exhibit 4.22 filed
          herewith).

  4.24+   Form of Corporate Unit (included in Exhibit 4.3 filed herewith).

_______________

        + Filed herewith.








                                   SIGNATURES

         Pursuant to the requirements of Section 12 of the Securities Exchange
Act of 1934, the Registrant has duly caused this Registration Statement to be
signed on its behalf by the undersigned, thereunto duly authorized.

                                      ONEOK, INC.
                                      (an Oklahoma Corporation)



                                      By:/s/ Jim Kneale
                                         ------------------------------
                                         Name: Jim Kneale
                                         Title: Senior Vice President, Treasurer
                                                and Chief Financial Officer


Dated:  January 30, 2003