A federal suit says a fellowship program bars Asians and whites.

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The Supreme Court next month will consider racial preferences in college admissions, and the stakes couldn’t be higher. A lawsuit filed Thursday against Pfizer for discriminating against whites and Asians underscores why the Justices need to make clear that racial preferences are invidious no matter the motive.

Like many businesses, Pfizer is seeking to increase the diversity of its workforce. Its Breakthrough Fellowship Program provides summer internships for rising college seniors, two years of full-time employment after college, followed by a corporate-funded scholarship for a two-year master’s program, another summer internship and guarantee of post-graduate employment.