SECURITIES AND EXCHANGE COMMISSION
                     WASHINGTON, D.C.  20549



                           FORM 10-K/A


                         AMENDMENT NO. 1

                               TO
 ___ 
[_X_]     ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF
          THE SECURITIES EXCHANGE ACT OF 1934

          For the fiscal year ended December 31, 1993

                 Commission file number:  1-8729


                       UNISYS CORPORATION
     (Exact name of registrant as specified in its charter)



          Delaware                            38-0387840      
(State or other jurisdiction of           (I.R.S. Employer
incorporation or organization)            Identification No.)


Township Line and Union Meeting Roads
      Blue Bell, Pennsylvania                     19424   
(Address of principal executive offices)        (Zip Code)

<PAGE>
                                -2-

     The undersigned registrant hereby amends its Annual Report on
form 10-K for the fiscal year ended December 31, 1993 by adding the
following Exhibits:

EXHIBIT NO.                                  DESCRIPTION

 

   99.1                            Form 11-K for the fiscal year
                                   ended December 31, 1993 for the
                                   Unisys Savings Plan

   99.2                            Form 11-K for the fiscal year
                                   ended December 31, 1993 for the
                                   Unisys Retirement Investment
                                   Plan


     Pursuant to the requirements of the Securities Exchange Act of
1934, the registrant has duly caused this amendment to be signed on
its behalf by the undersigned, thereunto duly authorized.  

                                   UNISYS CORPORATION



Date:  April 28, 1994              By: /s/Bobette Jones           
                                       -------------------------
                                       Bobette Jones
                                       Corporate Secretary

<PAGE>
                                -3-

                          EXHIBIT INDEX
                          -------------


EXHIBIT NO.                        DESCRIPTION                   
- -----------                        -----------

   99.1                  Form 11-K for the fiscal 
                         year ended December 31, 1993 
                         for the Unisys Savings Plan             

   99.2                  Form 11-K for the fiscal 
                         year ended December 31, 1993 
                         for the Unisys Retirement 
                         Investment Plan                     




                                                     EXHIBIT 99.1


                SECURITIES AND EXCHANGE COMMISSION
                     WASHINGTON, D.C.  20549

                            FORM 11-K
                          ANNUAL REPORT
                 Pursuant to Section 15(d) of the
                  Securities Exchange Act of 1934

(Mark One):
 ___
[_X_]     ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE
          SECURITIES EXCHANGE ACT OF 1934 [FEE REQUIRED].
          For the fiscal year ended December 31, 1993.


                               OR

 ___ 
[___]     TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE
          SECURITIES EXCHANGE ACT OF 1934 [NO FEE REQUIRED].
          For the transition period from __________ to 
          _______________.


Commission file number 1-8729


A.   Full title of the plan and the address of the plan, if
     different from that of the issuer named below:

                       UNISYS SAVINGS PLAN

B.   Name of issuer of the securities held pursuant to the plan
     and the address of its principal executive office:

                       UNISYS CORPORATION
              Township Line and Union Meeting Roads
                  Blue Bell, Pennsylvania 19424


<PAGE>
                      REQUIRED INFORMATION


The following financial statements, schedules and exhibits are
filed as part of this report:

     (a)  Financial Statements (Filed with the Securities and
          Exchange Commission under cover of Form SE):

               Statement of Net Assets Available
               for Benefits, as of December 31,
               1993

               Statement of Net Assets Available
               for Benefits, as of December 31,
               1992

               Statement of Changes in Net Assets
               Available for Benefits for the year

               ended December 31, 1993

               Statement of Changes in Net Assets
               Available for Benefits for the year
               ended December 31, 1992

               Statement of Changes in Net Assets
               Available for Benefits for the year
               ended December 31, 1991


               Notes to Financial Statements


               Report of Independent Auditors

     (b)  Schedules (Filed with the Securities and Exchange
          Commission under cover of Form SE):

               Schedule A:  Summary of Investments
               as of December 31, 1993

               Schedule B:  Investments by Fund as
               of December 31, 1993

               Financial statement schedules not
               included with this report have been
               omitted because they are not
               applicable or the required
               information is shown in the
               financial statements or notes
               thereto.

     (c)  Exhibits:

               Consent of Independent Auditors

<PAGE>
 
                           SIGNATURES


     THE PLAN.  Pursuant to the requirements of the Securities
Exchange Act of 1934, the plan administrator has duly caused this
annual report to be signed on its behalf by the undersigned
hereunto duly authorized.

                              UNISYS SAVINGS PLAN


                              UNISYS CORPORATION



Date:  April 28, 1994         By: /s/Bobette Jones         
                                  --------------------
                                  Bobette Jones
                                  Secretary

<PAGE>
                  Consent of Independent Auditors


We consent to the incorporation by reference in the Registration
Statements (Form S-8, No. 33-38711 and No. 33-20588), pertaining
to the Unisys Savings Plan of Unisys Corporation and in the
related Prospectuses of our report dated April 1, 1994 with
respect to the financial statements of the Unisys Savings Plan
included in the Annual Report (Form 11-K) for the year ended
December 31, 1993.




                              ERNST & YOUNG




Philadelphia, Pennsylvania
April 27, 1994


                                                     EXHIBIT 99.2


                SECURITIES AND EXCHANGE COMMISSION
                     WASHINGTON, D.C.  20549

                            FORM 11-K
                          ANNUAL REPORT
                 Pursuant to Section 15(d) of the
                  Securities Exchange Act of 1934

(Mark One):
 ___
[_X_]     ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE
          SECURITIES EXCHANGE ACT OF 1934 [FEE REQUIRED].
          For the fiscal year ended December 31, 1993.


                               OR

 ___
[___]     TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE
          SECURITIES EXCHANGE ACT OF 1934 [NO FEE REQUIRED].
          For the transition period from __________ to 
          _______________.


Commission file number 1-8729


A.   Full title of the plan and the address of the plan, if
     different from that of the issuer named below:

                UNISYS RETIREMENT INVESTMENT PLAN

B.   Name of issuer of the securities held pursuant to the plan
     and the address of its principal executive office:

                       UNISYS CORPORATION
              Township Line and Union Meeting Roads
                  Blue Bell, Pennsylvania 19424


<PAGE>
                     REQUIRED INFORMATION


The following financial statements, schedules and exhibits are
filed as part of this report:

     (a)  Financial Statements (Filed with the Securities and
          Exchange Commission under cover of Form SE):

               Statement of Net Assets Available
               for Benefits, as of December 31,
               1993

               Statement of Net Assets Available
               for Benefits, as of December 31,
               1992

               Statement of Changes in Net Assets
               Available for Benefits
 for the year
               ended December 31, 1993

               Statement of Changes in Net Assets
               Available for Benefits for the year
               ended December 31, 1992

               Statement of Changes in Net Assets
               Available for Benefits for the year
               ended December 31, 1991


               Notes to Financial Statements


               Report of Independent Auditors

     (b)  Schedules (Filed with the Securities and Exchange
          Commission under cover of Form SE):

               Schedule A:  Summary of Investments
               as of December 31, 1993

               Schedule B:  Investments by Fund as
               of December 31, 1993

               Financial statement schedules not
               included with this report have been
               omitted because they are not
               applicable or the required
               information is shown in the
               financial statements or notes
               thereto.

     (c)  Exhibits:

               Consent of Independent Auditors

<PAGE>
 
                          SIGNATURES


     THE PLAN.  Pursuant to the requirements of the Securities
Exchange Act of 1934, the plan administrator has duly caused this
annual report to be signed on its behalf by the undersigned
hereunto duly authorized.

                              UNISYS RETIREMENT INVESTMENT PLAN


                              UNISYS CORPORATION



Date:  April 28, 1994         By: /s/Bobette Jones             
                                  --------------------
                                  Bobette Jones
                                  Secretary

<PAGE>
                 Consent of Independent Auditors


We consent to the incorporation by reference in the Registration
Statements (Form S-8, No. 33-38713, No. 33-34771 and No. 33-
20204), pertaining to the Unisys Retirement Investment Plan of
Unisys Corporation and in the related Prospectuses of our report
dated April 1, 1994 with respect to the financial statements of

the Unisys Retirement Investment Plan included in the Annual
Report (Form 11-K) for the year ended December 31, 1993.



                              ERNST & YOUNG




Philadelphia, Pennsylvania
April 27, 1994