upgrade to qt 5.2 or 5.3
Import qt 5.2 (or upgrade to qt 5.3 beta/rc), and rebuild everything against that in edge.
Qt 5.3 beta is out, RC is due out April 24, and first release on May 7.
I think it would make sense to jump into Qt 5.3 for Alpine 3.0.
(from redmine: issue id 2848, created on 2014-04-18, closed on 2014-12-09)