Montreal, Quebec, December 4, 2003

CGI Group Inc. (CGI) (TSX: GIB.A; NYSE:GIB;) today announced the signing of a 10-year IT outsourcing contract with Alcan Inc. valued at US$10 million for SAP support for their users in North America. CGI will provide support for financial, supply chain, production planning, data warehouse and portal systems for Alcan Packaging - Pharmaceutical and Personal Care.

"As part of our goal of constantly improving quality while lowering costs, we have chosen to outsource this function. CGI plays a key role in helping us achieve this goal," said Michael Rubenstein, president, Alcan Packaging - Pharmaceutical and Personal Care.

Michael Roach, president and chief operating officer for CGI said: "Alcan continues to be a strategic account for CGI and we are happy to now be expanding into their packaging division. We are dedicated to assisting Alcan in their pursuit of business objectives by supplying quality and cost-effective solutions."

Alcan will be served from CGI's SAP center in Montreal, which already supports over 17,000 users of SAP in North America. SAP solutions help companies streamline operations, and achieve significant efficiencies throughout their supply chains. CGI has served Alcan for over 20 years, providing everything from consulting services to basic infrastructure support to delivering IT projects.

About Alcan
Alcan is a multinational, market-driven company and a global leader in aluminum and packaging, as well as aluminum recycling. With world-class operations in primary aluminum, fabricated aluminum as well as flexible and specialty packaging, the combination of Alcan and Pechiney is even better positioned to meet and exceed its customers' needs for innovative solutions and service. Together, Alcan and Pechiney employ 88,000 people and have operating facilities in 63 countries. To learn more visit www.alcan.com.

About CGI
Founded in 1976, CGI is the fifth largest independent information technology services firm in North America, based on its headcount. CGI and its affiliated companies employ 20,000 professionals. CGI's annualised revenue run-rate is currently CDN$2.8 billion (US$1.9 billion) and at September 30, 2003, CGI's order backlog was CDN$12.3 billion (US$9.1 billion). CGI provides end-to-end IT and business process services clients worldwide from offices in Canada, United States and Europe. CGI's shares are listed on the TSX (GIB.A) and the NYSE (GIB) and are included in the TSX 100 Composite Index as well as the S&P/TSX Canadian Information Technology and Canadian MidCap Indices. Website: www.cgi.com.

Forward-Looking Statements
All statements in this press release that do not directly and exclusively relate to historical facts constitute "forward-looking statements" within the meaning of that term in Section 27A of the United States Securities Act of 1933, as amended, and Section 21E of the United States Securities Exchange Act of 1934, as amended. These statements represent CGI Group Inc.'s intentions, plans, expectations, and beliefs, and are subject to risks, uncertainties, and other factors, of which many are beyond the control of the Company. These factors could cause actual results to differ materially from such forward-looking statements.

These factors include and are not restricted to the timing and size of contracts, acquisitions and other corporate developments; the ability to attract and retain qualified employees; market competition in the rapidly-evolving information technology industry; general economic and business conditions, foreign exchange and other risks identified in the Management's Discussion and Analysis (MD&A) in CGI Group Inc.'s Annual Report or Form 40-F filed with the SEC, the Company's Annual Information Form filed with the Canadian securities authorities, as well as assumptions regarding the foregoing. The words "believe", "estimate", "expect", "intend", "anticipate", "foresee", "plan", and similar expressions and variations thereof, identify certain of such forward-looking statements, which speak only as of the date on which they are made. In particular, statements relating to future revenue from outsourcing contracts are forward-looking statements. CGI disclaims any intention or obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise. Readers are cautioned not to place undue reliance on these forward-looking statements.

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For more information:

CGI:
Investor relations
Julie Creed
(312) 201-4803, (514) 841-3418

Ronald White
(514) 841-3230

Media relations
Eileen Murphy
(514) 841-3430

Alcan:
Media relations
Marie Bérard
(514) 457-4565, # 2280
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