Investors flocked to the safety of government bonds causing the 10-year Treasury yield to continue its descent following the FOMC’s decision to leave rates unchanged. The 30-year fixed-rate mortgage responded by dropping 6 basis points before landing at 3.42 percent–a ten-week low.

The 10-year Treasury yield declined after last week’s post-Brexit high in anticipation of the Fed’s September policy meeting. The 30-year fixed-rate mortgage followed Treasury yields, falling 2 basis points and settling at 3.48 percent.

The 10-year Treasury yield rose 18 basis points to 1.73 percent, its highest level since Brexit. The 30-year fixed-rate mortgage followed suit, rising 6 basis points to 3.50 percent this week. This is the first week since June that mortgage rates were above 3.48 percent, snapping an 11-week trend.