U.S. consumer confidence slipped in June, according to the University of Michigan’s consumer sentiment index released Friday.

The index fell to 87.2 from 92.1 in May, defying expectations of a gain. Economists, on average, had expected a reading of 93.4.

The expectations component of the index, which measures how consumers think the economy will perform in the next 12 months, fell to 84.2 from 91.4 in May. The current conditions index dropped to 92 from 93.2.

U.S. stock prices fell following the report’s release.