Olympus released a new firmware update E-M5, E-M10 and several E-PL series mirrorless cameras.
The OM-D E-M5 updated to Version 2.3 while the E-M10 gets the Version 1.4. The new firmware fixes only one thing that all cameras gets this issue corrected.
You can download the newest firmware to your camera below. As a side note when you update your firmware of E-M5 the camera settings are reset.
Olympus Relases New Firmware for E-M5, E-M10, E-PL Cameras