CERTIFICATE OF AMENDMENT
                                      OF
                             AMENDED AND RESTATED
                         CERTIFICATE OF INCORPORATION
                                      OF
                             CITRIX SYSTEMS, INC.


     Citrix Systems, Inc. (the "Corporation"), a corporation organized and
existing under and by virtue of the General Corporation Law of the State of
Delaware, DOES HEREBY CERTIFY:

FIRST:    That the Board of Directors of the Corporation adopted resolutions
          proposing and declaring advisable the following amendments to the
          Amended and Restated Certificate of Incorporation of the Corporation:

          RESOLVED: That the first paragraph of Article FOURTH of the
                    Corporation's Amended and Restated Certificate of
                    Incorporation as amended to date shall be amended to read in
                    its entirety as follows:

               "FOURTH.  The total number of shares of all classes of capital
                ------
          stock which the Corporation shall have authority to issue is
          405,000,000 shares, consisting of 400,000,000 shares of Common Stock
          with a par value of $.001 per share (the "Common Stock") and 5,000,000
          shares of Preferred Stock with a par value of $.01 per share (the
          "Preferred Stock").


SECOND:   The foregoing amendment to the Amended and Restated Certificate of
          Incorporation of the Corporation was duly adopted by vote of the
          stockholders of the Corporation in accordance with the applicable
          provisions of Section 242 of the General Corporation Law of the State
          of Delaware.

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                                      -2-

          IN WITNESS WHEREOF, the Corporation has caused this Certificate of
Amendment to be executed by James J. Felcyn, Jr., its Chief Financial Officer,
Treasurer and Vice President, Finance and Administration, this 2nd day of June,
1999.


                              By: /s/ James J. Felcyn, Jr.
                                 ----------------------------------
                                 James J. Felcyn, Jr.
                                 Chief Financial Officer, Treasurer and
                                 Vice President, Finance and Administration